diff --git a/Cargo.lock b/Cargo.lock
index 2b0759e..0a47b49 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -322,6 +322,7 @@ dependencies = [
  "gpui-component",
  "log",
  "rust-embed",
+ "serde_json",
 ]
 
 [[package]]
@@ -1218,7 +1219,7 @@ checksum = "f79398230a6e2c08f5c9760610eb6924b52aa9e7950a619602baba59dcbbdbb2"
 dependencies = [
  "bitflags 2.13.1",
  "block",
- "cocoa-foundation 0.2.0",
+ "cocoa-foundation 0.2.1",
  "core-foundation 0.10.1",
  "core-graphics 0.24.0",
  "foreign-types",
@@ -1242,15 +1243,14 @@ dependencies = [
 
 [[package]]
 name = "cocoa-foundation"
-version = "0.2.0"
+version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e14045fb83be07b5acf1c0884b2180461635b433455fa35d1cd6f17f1450679d"
+checksum = "81411967c50ee9a1fc11365f8c585f863a22a9697c89239c452292c40ba79b0d"
 dependencies = [
  "bitflags 2.13.1",
  "block",
  "core-foundation 0.10.1",
  "core-graphics-types 0.2.0",
- "libc",
  "objc",
 ]
 
@@ -1268,7 +1268,7 @@ dependencies = [
 [[package]]
 name = "collections"
 version = "0.1.0"
-source = "git+https://github.com/zed-industries/zed#4c7244790a075e862eeb4e5ccc12d6c8f5da6f7e"
+source = "git+https://github.com/zed-industries/zed#1b04e4caf01e376624fb514ef85b0e6d8ee5d930"
 dependencies = [
  "gpui_util",
  "indexmap",
@@ -1734,7 +1734,7 @@ dependencies = [
 [[package]]
 name = "derive_refineable"
 version = "0.1.0"
-source = "git+https://github.com/zed-industries/zed#4c7244790a075e862eeb4e5ccc12d6c8f5da6f7e"
+source = "git+https://github.com/zed-industries/zed#1b04e4caf01e376624fb514ef85b0e6d8ee5d930"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -3494,7 +3494,7 @@ dependencies = [
 [[package]]
 name = "gpui"
 version = "0.2.2"
-source = "git+https://github.com/zed-industries/zed#4c7244790a075e862eeb4e5ccc12d6c8f5da6f7e"
+source = "git+https://github.com/zed-industries/zed#1b04e4caf01e376624fb514ef85b0e6d8ee5d930"
 dependencies = [
  "accesskit",
  "anyhow",
@@ -3503,22 +3503,13 @@ dependencies = [
  "backtrace",
  "bindgen",
  "bitflags 2.13.1",
- "block",
- "cbindgen",
  "chrono",
- "cocoa 0.26.0",
- "cocoa-foundation 0.2.0",
  "collections",
- "core-foundation 0.10.1",
- "core-foundation-sys",
- "core-graphics 0.24.0",
- "core-text",
  "core-video",
  "ctor",
  "derive_more",
  "embed-resource",
  "etagere",
- "foreign-types",
  "futures",
  "futures-concurrency",
  "getrandom 0.3.4",
@@ -3533,14 +3524,9 @@ dependencies = [
  "itertools 0.14.0",
  "log",
  "lyon",
- "mach2",
- "media",
- "metal",
  "num_cpus",
- "objc",
  "parking",
  "parking_lot",
- "pathfinder_geometry",
  "pin-project",
  "pollster 0.4.0",
  "postage",
@@ -3581,7 +3567,7 @@ dependencies = [
 [[package]]
 name = "gpui-base"
 version = "0.5.2"
-source = "git+https://github.com/longbridge/gpui-component#9e3a29dcbdebc318632bf68203f26c33e9f0e902"
+source = "git+https://github.com/longbridge/gpui-component#270cf3ce8cf6f4cdac28db5c30dd92631849ed6e"
 dependencies = [
  "aho-corasick",
  "anyhow",
@@ -3613,7 +3599,7 @@ dependencies = [
 [[package]]
 name = "gpui-component"
 version = "0.5.2"
-source = "git+https://github.com/longbridge/gpui-component#9e3a29dcbdebc318632bf68203f26c33e9f0e902"
+source = "git+https://github.com/longbridge/gpui-component#270cf3ce8cf6f4cdac28db5c30dd92631849ed6e"
 dependencies = [
  "anyhow",
  "chrono",
@@ -3693,7 +3679,7 @@ dependencies = [
 [[package]]
 name = "gpui-component-assets"
 version = "0.5.1"
-source = "git+https://github.com/longbridge/gpui-component#9e3a29dcbdebc318632bf68203f26c33e9f0e902"
+source = "git+https://github.com/longbridge/gpui-component#270cf3ce8cf6f4cdac28db5c30dd92631849ed6e"
 dependencies = [
  "anyhow",
  "gpui",
@@ -3707,7 +3693,7 @@ dependencies = [
 [[package]]
 name = "gpui-component-macros"
 version = "0.5.1"
-source = "git+https://github.com/longbridge/gpui-component#9e3a29dcbdebc318632bf68203f26c33e9f0e902"
+source = "git+https://github.com/longbridge/gpui-component#270cf3ce8cf6f4cdac28db5c30dd92631849ed6e"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -3717,7 +3703,7 @@ dependencies = [
 [[package]]
 name = "gpui_apple"
 version = "0.1.0"
-source = "git+https://github.com/zed-industries/zed#4c7244790a075e862eeb4e5ccc12d6c8f5da6f7e"
+source = "git+https://github.com/zed-industries/zed#1b04e4caf01e376624fb514ef85b0e6d8ee5d930"
 dependencies = [
  "anyhow",
  "block",
@@ -3740,7 +3726,7 @@ dependencies = [
 [[package]]
 name = "gpui_linux"
 version = "0.1.0"
-source = "git+https://github.com/zed-industries/zed#4c7244790a075e862eeb4e5ccc12d6c8f5da6f7e"
+source = "git+https://github.com/zed-industries/zed#1b04e4caf01e376624fb514ef85b0e6d8ee5d930"
 dependencies = [
  "accesskit",
  "accesskit_unix",
@@ -3758,22 +3744,16 @@ dependencies = [
  "gpui_util",
  "gpui_wgpu",
  "http_client",
- "image",
- "itertools 0.14.0",
  "libc",
  "log",
  "notify-rust",
  "oo7",
  "open",
  "parking_lot",
- "pathfinder_geometry",
- "pollster 0.4.0",
- "profiling",
  "raw-window-handle",
  "smallvec",
  "smol",
  "strum",
- "swash",
  "url",
  "uuid",
  "wayland-backend",
@@ -3792,7 +3772,7 @@ dependencies = [
 [[package]]
 name = "gpui_macos"
 version = "0.1.0"
-source = "git+https://github.com/zed-industries/zed#4c7244790a075e862eeb4e5ccc12d6c8f5da6f7e"
+source = "git+https://github.com/zed-industries/zed#1b04e4caf01e376624fb514ef85b0e6d8ee5d930"
 dependencies = [
  "accesskit",
  "accesskit_macos",
@@ -3838,7 +3818,7 @@ dependencies = [
 [[package]]
 name = "gpui_macros"
 version = "0.1.0"
-source = "git+https://github.com/zed-industries/zed#4c7244790a075e862eeb4e5ccc12d6c8f5da6f7e"
+source = "git+https://github.com/zed-industries/zed#1b04e4caf01e376624fb514ef85b0e6d8ee5d930"
 dependencies = [
  "heck 0.5.0",
  "proc-macro2",
@@ -3849,7 +3829,7 @@ dependencies = [
 [[package]]
 name = "gpui_platform"
 version = "0.1.0"
-source = "git+https://github.com/zed-industries/zed#4c7244790a075e862eeb4e5ccc12d6c8f5da6f7e"
+source = "git+https://github.com/zed-industries/zed#1b04e4caf01e376624fb514ef85b0e6d8ee5d930"
 dependencies = [
  "console_error_panic_hook",
  "gpui",
@@ -3862,7 +3842,7 @@ dependencies = [
 [[package]]
 name = "gpui_shared_string"
 version = "0.1.0"
-source = "git+https://github.com/zed-industries/zed#4c7244790a075e862eeb4e5ccc12d6c8f5da6f7e"
+source = "git+https://github.com/zed-industries/zed#1b04e4caf01e376624fb514ef85b0e6d8ee5d930"
 dependencies = [
  "schemars",
  "serde",
@@ -3872,7 +3852,7 @@ dependencies = [
 [[package]]
 name = "gpui_util"
 version = "0.1.0"
-source = "git+https://github.com/zed-industries/zed#4c7244790a075e862eeb4e5ccc12d6c8f5da6f7e"
+source = "git+https://github.com/zed-industries/zed#1b04e4caf01e376624fb514ef85b0e6d8ee5d930"
 dependencies = [
  "anyhow",
  "log",
@@ -3882,7 +3862,7 @@ dependencies = [
 [[package]]
 name = "gpui_web"
 version = "0.1.0"
-source = "git+https://github.com/zed-industries/zed#4c7244790a075e862eeb4e5ccc12d6c8f5da6f7e"
+source = "git+https://github.com/zed-industries/zed#1b04e4caf01e376624fb514ef85b0e6d8ee5d930"
 dependencies = [
  "anyhow",
  "console_error_panic_hook",
@@ -3906,7 +3886,7 @@ dependencies = [
 [[package]]
 name = "gpui_wgpu"
 version = "0.1.0"
-source = "git+https://github.com/zed-industries/zed#4c7244790a075e862eeb4e5ccc12d6c8f5da6f7e"
+source = "git+https://github.com/zed-industries/zed#1b04e4caf01e376624fb514ef85b0e6d8ee5d930"
 dependencies = [
  "anyhow",
  "bytemuck",
@@ -3916,18 +3896,14 @@ dependencies = [
  "gpui",
  "gpui_util",
  "itertools 0.14.0",
- "js-sys",
  "log",
  "parking_lot",
- "pollster 0.4.0",
  "profiling",
  "raw-window-handle",
  "smallvec",
  "swash",
  "unicode-bidi",
  "unicode-segmentation",
- "wasm-bindgen",
- "wasm-bindgen-futures",
  "web-sys",
  "wgpu",
  "zed-font-kit",
@@ -3936,7 +3912,7 @@ dependencies = [
 [[package]]
 name = "gpui_windows"
 version = "0.1.0"
-source = "git+https://github.com/zed-industries/zed#4c7244790a075e862eeb4e5ccc12d6c8f5da6f7e"
+source = "git+https://github.com/zed-industries/zed#1b04e4caf01e376624fb514ef85b0e6d8ee5d930"
 dependencies = [
  "accesskit",
  "accesskit_windows",
@@ -3973,9 +3949,9 @@ dependencies = [
 
 [[package]]
 name = "h2"
-version = "0.4.16"
+version = "0.4.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a9f37a958b41b3b19ee2707c06439c0e9e547e847223eb791ecb0cb821c65e27"
+checksum = "9f877e75f39e9827ec50a572dd592684ac28c029578726c85f1b2aa6ab807449"
 dependencies = [
  "atomic-waker",
  "bytes",
@@ -4263,7 +4239,7 @@ dependencies = [
 [[package]]
 name = "http_client"
 version = "0.1.0"
-source = "git+https://github.com/zed-industries/zed#4c7244790a075e862eeb4e5ccc12d6c8f5da6f7e"
+source = "git+https://github.com/zed-industries/zed#1b04e4caf01e376624fb514ef85b0e6d8ee5d930"
 dependencies = [
  "anyhow",
  "async-compression",
@@ -4283,7 +4259,7 @@ dependencies = [
 [[package]]
 name = "http_client_tls"
 version = "0.1.0"
-source = "git+https://github.com/zed-industries/zed#4c7244790a075e862eeb4e5ccc12d6c8f5da6f7e"
+source = "git+https://github.com/zed-industries/zed#1b04e4caf01e376624fb514ef85b0e6d8ee5d930"
 dependencies = [
  "rustls",
  "rustls-platform-verifier 0.5.3",
@@ -5259,13 +5235,12 @@ dependencies = [
 [[package]]
 name = "media"
 version = "0.1.0"
-source = "git+https://github.com/zed-industries/zed#4c7244790a075e862eeb4e5ccc12d6c8f5da6f7e"
+source = "git+https://github.com/zed-industries/zed#1b04e4caf01e376624fb514ef85b0e6d8ee5d930"
 dependencies = [
  "anyhow",
  "bindgen",
  "core-foundation 0.10.1",
  "core-video",
- "ctor",
  "foreign-types",
  "metal",
  "objc",
@@ -5474,8 +5449,8 @@ dependencies = [
 
 [[package]]
 name = "nostr"
-version = "0.45.2"
-source = "git+https://github.com/rust-nostr/nostr#6969fdb5d229e15daf8839488f204014bc686058"
+version = "0.45.3"
+source = "git+https://github.com/rust-nostr/nostr#4dcf307d6102e598f3a4172b8ba5a7a779fa1630"
 dependencies = [
  "aes",
  "base64",
@@ -5501,7 +5476,7 @@ dependencies = [
 [[package]]
 name = "nostr-connect"
 version = "0.45.1"
-source = "git+https://github.com/rust-nostr/nostr#6969fdb5d229e15daf8839488f204014bc686058"
+source = "git+https://github.com/rust-nostr/nostr#4dcf307d6102e598f3a4172b8ba5a7a779fa1630"
 dependencies = [
  "async-utility",
  "futures-core",
@@ -5515,7 +5490,7 @@ dependencies = [
 [[package]]
 name = "nostr-database"
 version = "0.45.1"
-source = "git+https://github.com/rust-nostr/nostr#6969fdb5d229e15daf8839488f204014bc686058"
+source = "git+https://github.com/rust-nostr/nostr#4dcf307d6102e598f3a4172b8ba5a7a779fa1630"
 dependencies = [
  "nostr",
  "opaquerr",
@@ -5524,7 +5499,7 @@ dependencies = [
 [[package]]
 name = "nostr-gossip"
 version = "0.45.0"
-source = "git+https://github.com/rust-nostr/nostr#6969fdb5d229e15daf8839488f204014bc686058"
+source = "git+https://github.com/rust-nostr/nostr#4dcf307d6102e598f3a4172b8ba5a7a779fa1630"
 dependencies = [
  "nostr",
  "opaquerr",
@@ -5533,7 +5508,7 @@ dependencies = [
 [[package]]
 name = "nostr-gossip-memory"
 version = "0.45.0"
-source = "git+https://github.com/rust-nostr/nostr#6969fdb5d229e15daf8839488f204014bc686058"
+source = "git+https://github.com/rust-nostr/nostr#4dcf307d6102e598f3a4172b8ba5a7a779fa1630"
 dependencies = [
  "indexmap",
  "lru",
@@ -5544,8 +5519,8 @@ dependencies = [
 
 [[package]]
 name = "nostr-lmdb"
-version = "0.45.1"
-source = "git+https://github.com/rust-nostr/nostr#6969fdb5d229e15daf8839488f204014bc686058"
+version = "0.45.2"
+source = "git+https://github.com/rust-nostr/nostr#4dcf307d6102e598f3a4172b8ba5a7a779fa1630"
 dependencies = [
  "async-utility",
  "flatbuffers",
@@ -5560,7 +5535,7 @@ dependencies = [
 [[package]]
 name = "nostr-memory"
 version = "0.45.1"
-source = "git+https://github.com/rust-nostr/nostr#6969fdb5d229e15daf8839488f204014bc686058"
+source = "git+https://github.com/rust-nostr/nostr#4dcf307d6102e598f3a4172b8ba5a7a779fa1630"
 dependencies = [
  "btreecap",
  "nostr",
@@ -5570,8 +5545,8 @@ dependencies = [
 
 [[package]]
 name = "nostr-sdk"
-version = "0.45.1"
-source = "git+https://github.com/rust-nostr/nostr#6969fdb5d229e15daf8839488f204014bc686058"
+version = "0.45.2"
+source = "git+https://github.com/rust-nostr/nostr#4dcf307d6102e598f3a4172b8ba5a7a779fa1630"
 dependencies = [
  "async-utility",
  "async-wsocket",
@@ -6307,7 +6282,7 @@ checksum = "9b4f627cb1b25917193a259e49bdad08f671f8d9708acfd5fe0a8c1455d87220"
 [[package]]
 name = "perf"
 version = "0.1.0"
-source = "git+https://github.com/zed-industries/zed#4c7244790a075e862eeb4e5ccc12d6c8f5da6f7e"
+source = "git+https://github.com/zed-industries/zed#1b04e4caf01e376624fb514ef85b0e6d8ee5d930"
 dependencies = [
  "collections",
  "serde",
@@ -6687,7 +6662,7 @@ dependencies = [
 [[package]]
 name = "psm"
 version = "0.1.32"
-source = "git+https://github.com/rust-lang/stacker?branch=master#cdf19cf36cd0343a97c174ee6f7f8241f88b35f0"
+source = "git+https://github.com/rust-lang/stacker?branch=master#d3ac2df79a409c681329006e9b31c96ab9c5fcae"
 dependencies = [
  "ar_archive_writer",
  "cc",
@@ -7083,18 +7058,18 @@ dependencies = [
 
 [[package]]
 name = "ref-cast"
-version = "1.0.26"
+version = "1.0.27"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "216e8f773d7923bcba9ceb86a86c93cabb3903a11872fc3f138c49630e50b96d"
+checksum = "7e440fb4e4b4147295338efb76001ab9e4efc0e5839df2c47fc5ac2381d365c3"
 dependencies = [
  "ref-cast-impl",
 ]
 
 [[package]]
 name = "ref-cast-impl"
-version = "1.0.26"
+version = "1.0.27"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2c9283685feec7d69af75fb0e858d5e7378f33fe4fc699383b2916ab9273e03c"
+checksum = "92ecd8964f8453721699a1ed72037b0db49ce2f5a5138486ee89bed6f67cdf3a"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -7104,7 +7079,7 @@ dependencies = [
 [[package]]
 name = "refineable"
 version = "0.1.0"
-source = "git+https://github.com/zed-industries/zed#4c7244790a075e862eeb4e5ccc12d6c8f5da6f7e"
+source = "git+https://github.com/zed-industries/zed#1b04e4caf01e376624fb514ef85b0e6d8ee5d930"
 dependencies = [
  "derive_refineable",
 ]
@@ -7187,7 +7162,7 @@ dependencies = [
 [[package]]
 name = "reqwest_client"
 version = "0.1.0"
-source = "git+https://github.com/zed-industries/zed#4c7244790a075e862eeb4e5ccc12d6c8f5da6f7e"
+source = "git+https://github.com/zed-industries/zed#1b04e4caf01e376624fb514ef85b0e6d8ee5d930"
 dependencies = [
  "anyhow",
  "bytes",
@@ -7197,7 +7172,6 @@ dependencies = [
  "http_client_tls",
  "log",
  "regex",
- "serde",
  "tokio",
  "zed-reqwest",
 ]
@@ -7600,7 +7574,7 @@ dependencies = [
 [[package]]
 name = "scheduler"
 version = "0.1.0"
-source = "git+https://github.com/zed-industries/zed#4c7244790a075e862eeb4e5ccc12d6c8f5da6f7e"
+source = "git+https://github.com/zed-industries/zed#1b04e4caf01e376624fb514ef85b0e6d8ee5d930"
 dependencies = [
  "async-task",
  "backtrace",
@@ -7996,6 +7970,7 @@ dependencies = [
  "paths",
  "reqwest_client",
  "signed_state",
+ "tracing",
  "tracing-subscriber",
  "workspace",
 ]
@@ -8326,7 +8301,7 @@ checksum = "13c2bddecc57b384dee18652358fb23172facb8a2c51ccc10d74c157bdea3292"
 [[package]]
 name = "sum_tree"
 version = "0.1.0"
-source = "git+https://github.com/zed-industries/zed#4c7244790a075e862eeb4e5ccc12d6c8f5da6f7e"
+source = "git+https://github.com/zed-industries/zed#1b04e4caf01e376624fb514ef85b0e6d8ee5d930"
 dependencies = [
  "heapless 0.9.3",
  "log",
@@ -9699,7 +9674,7 @@ checksum = "b6c140620e7ffbb22c2dee59cafe6084a59b5ffc27a8859a5f0d494b5d52b6be"
 [[package]]
 name = "util_macros"
 version = "0.1.0"
-source = "git+https://github.com/zed-industries/zed#4c7244790a075e862eeb4e5ccc12d6c8f5da6f7e"
+source = "git+https://github.com/zed-industries/zed#1b04e4caf01e376624fb514ef85b0e6d8ee5d930"
 dependencies = [
  "perf",
  "quote",
@@ -11467,9 +11442,9 @@ dependencies = [
 
 [[package]]
 name = "zerovec"
-version = "0.11.7"
+version = "0.11.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "94b5c6b5976d66c1d703c4fd17d3f5e43c8cedaacf604961b171adc7130896d8"
+checksum = "bb0464e17806c1d976d5cba29399c7f08e516e279e2ba493f63123b5fca67dd8"
 dependencies = [
  "yoke",
  "zerofrom",
@@ -11496,7 +11471,7 @@ checksum = "34b31d188d9d685a4f9c7b46d6e36631b07058d2cfe190267adce54dc230bf12"
 [[package]]
 name = "zlog"
 version = "0.1.0"
-source = "git+https://github.com/zed-industries/zed#4c7244790a075e862eeb4e5ccc12d6c8f5da6f7e"
+source = "git+https://github.com/zed-industries/zed#1b04e4caf01e376624fb514ef85b0e6d8ee5d930"
 dependencies = [
  "anyhow",
  "chrono",
@@ -11513,7 +11488,7 @@ checksum = "29666d0abbfad1e3dc4dcf6144730dd3a3ab225bbbdac83319345b1b44ccfc1b"
 [[package]]
 name = "ztracing"
 version = "0.1.0"
-source = "git+https://github.com/zed-industries/zed#4c7244790a075e862eeb4e5ccc12d6c8f5da6f7e"
+source = "git+https://github.com/zed-industries/zed#1b04e4caf01e376624fb514ef85b0e6d8ee5d930"
 dependencies = [
  "tracing",
  "tracing-subscriber",
@@ -11524,7 +11499,7 @@ dependencies = [
 [[package]]
 name = "ztracing_macro"
 version = "0.1.0"
-source = "git+https://github.com/zed-industries/zed#4c7244790a075e862eeb4e5ccc12d6c8f5da6f7e"
+source = "git+https://github.com/zed-industries/zed#1b04e4caf01e376624fb514ef85b0e6d8ee5d930"
 
 [[package]]
 name = "zune-core"
diff --git a/Cargo.toml b/Cargo.toml
index 5a5f7c5..12b3c04 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -47,6 +47,7 @@ log = "0.4"
 anyhow = "1.0.44"
 webbrowser = "1.0.4"
 tracing-subscriber = { version = "0.3.18", features = ["fmt"] }
+tracing = "0.1"
 errno = { version = "0.3.14", default-features = false }
 instant = "0.1"
 
diff --git a/crates/assets/Cargo.toml b/crates/assets/Cargo.toml
index 136a026..df76dfc 100644
--- a/crates/assets/Cargo.toml
+++ b/crates/assets/Cargo.toml
@@ -10,3 +10,6 @@ gpui-component.workspace = true
 anyhow.workspace = true
 log.workspace = true
 rust-embed.workspace = true
+
+[dev-dependencies]
+serde_json.workspace = true
diff --git a/crates/assets/assets/themes/signed.json b/crates/assets/assets/themes/signed.json
new file mode 100644
index 0000000..977c566
--- /dev/null
+++ b/crates/assets/assets/themes/signed.json
@@ -0,0 +1,576 @@
+{
+  "$schema": "https://github.com/longbridge/gpui-component/raw/refs/heads/main/.theme-schema.json",
+  "name": "Signed",
+  "author": "Signed",
+  "url": "https://git.reya.su/reya/signed",
+  "themes": [
+    {
+      "name": "Signed Light",
+      "mode": "light",
+      "colors": {
+        "accent.background": "#F4F4F5",
+        "accent.foreground": "#18181B",
+        "accordion.background": "#FFFFFF",
+        "background": "#FFFFFF",
+        "border": "#E4E4E7",
+        "button.background": "#FFFFFF",
+        "button.active.background": "#E4E4E7",
+        "button.foreground": "#18181B",
+        "button.hover.background": "#F4F4F5",
+        "button.danger.background": "#DC2626",
+        "button.danger.active.background": "#B91C1C",
+        "button.danger.foreground": "#FFFFFF",
+        "button.danger.hover.background": "#EF4444",
+        "button.info.background": "#0284C7",
+        "button.info.active.background": "#0369A1",
+        "button.info.foreground": "#FFFFFF",
+        "button.info.hover.background": "#0EA5E9",
+        "button.primary.background": "#C6FF4D",
+        "button.primary.active.background": "#65A30D",
+        "button.primary.foreground": "#0B0F0C",
+        "button.primary.hover.background": "#B2EC3C",
+        "button.secondary.background": "#F4F4F5",
+        "button.secondary.active.background": "#D4D4D8",
+        "button.secondary.foreground": "#18181B",
+        "button.secondary.hover.background": "#E4E4E7",
+        "button.success.background": "#2FBF71",
+        "button.success.active.background": "#1F9A58",
+        "button.success.foreground": "#0B0F0C",
+        "button.success.hover.background": "#2AB568",
+        "button.warning.background": "#D97706",
+        "button.warning.active.background": "#B45309",
+        "button.warning.foreground": "#FFFFFF",
+        "button.warning.hover.background": "#F59E0B",
+        "group_box.background": "#F4F4F5",
+        "group_box.foreground": "#18181B",
+        "group_box.title.foreground": "#18181B",
+        "caret": "#18181B",
+        "chart.1": "#65A30D",
+        "chart.2": "#2FBF71",
+        "chart.3": "#3F6212",
+        "chart.4": "#7A8B5F",
+        "chart.5": "#A1A1AA",
+        "chart_bullish": "#2FBF71",
+        "chart_bearish": "#DC2626",
+        "danger.background": "#DC2626",
+        "danger.active.background": "#B91C1C",
+        "danger.foreground": "#FFFFFF",
+        "danger.hover.background": "#EF4444",
+        "description_list.label.background": "#F4F4F5",
+        "description_list.label.foreground": "#71717A",
+        "drag.border": "#65A30D",
+        "drop_target.background": "#65A30D33",
+        "foreground": "#18181B",
+        "info.background": "#0284C7",
+        "info.active.background": "#0369A1",
+        "info.foreground": "#FFFFFF",
+        "info.hover.background": "#0EA5E9",
+        "input.border": "#D4D4D8",
+        "link": "#65A30D",
+        "link.active": "#3F6212",
+        "link.hover": "#4A7A0B",
+        "list.background": "#FFFFFF",
+        "list.active.background": "#C6FF4D40",
+        "list.active.border": "#65A30D80",
+        "list.even.background": "#FAFAFA",
+        "list.head.background": "#FAFAFA",
+        "list.hover.background": "#F4F4F5",
+        "muted.background": "#F4F4F5",
+        "muted.foreground": "#71717A",
+        "popover.background": "#FFFFFF",
+        "popover.foreground": "#18181B",
+        "primary.background": "#C6FF4D",
+        "primary.active.background": "#65A30D",
+        "primary.foreground": "#0B0F0C",
+        "primary.hover.background": "#B2EC3C",
+        "progress.bar.background": "#65A30D",
+        "ring": "#65A30D",
+        "scrollbar.background": "#FFFFFF00",
+        "scrollbar.thumb.background": "#A1A1AA99",
+        "scrollbar.thumb.hover.background": "#A1A1AA",
+        "secondary.background": "#F4F4F5",
+        "secondary.active.background": "#D4D4D8",
+        "secondary.foreground": "#18181B",
+        "secondary.hover.background": "#E4E4E7",
+        "selection.background": "#C6FF4D59",
+        "sidebar.background": "#FAFAFA",
+        "sidebar.accent.background": "#C6FF4D40",
+        "sidebar.accent.foreground": "#65A30D",
+        "sidebar.border": "#E4E4E7",
+        "sidebar.foreground": "#18181B",
+        "sidebar.primary.background": "#F4F4F5",
+        "sidebar.primary.foreground": "#18181B",
+        "skeleton.background": "#E4E4E7",
+        "slider.background": "#E4E4E7",
+        "slider.thumb.background": "#65A30D",
+        "success.background": "#2FBF71",
+        "success.active.background": "#1F9A58",
+        "success.foreground": "#0B0F0C",
+        "success.hover.background": "#2AB568",
+        "switch.background": "#D4D4D8",
+        "switch.thumb.background": "#FFFFFF",
+        "tab.background": "#F4F4F5",
+        "tab.active.background": "#EBFFC1",
+        "tab.active.foreground": "#3F6212",
+        "tab.foreground": "#71717A",
+        "tab_bar.background": "#F4F4F5",
+        "tab_bar.segmented.background": "#E4E4E7",
+        "table.background": "#FFFFFF",
+        "table.active.background": "#C6FF4D40",
+        "table.active.border": "#65A30D80",
+        "table.even.background": "#FAFAFA",
+        "table.head.background": "#FAFAFA",
+        "table.head.foreground": "#71717A",
+        "table.foot.background": "#FAFAFA",
+        "table.foot.foreground": "#71717A",
+        "table.hover.background": "#F4F4F5",
+        "table.row.border": "#E4E4E7",
+        "title_bar.background": "#FAFAFA",
+        "title_bar.border": "#E4E4E7",
+        "status_bar.background": "#FAFAFA",
+        "status_bar.border": "#E4E4E7",
+        "tiles.background": "#FFFFFF",
+        "warning.background": "#D97706",
+        "warning.active.background": "#B45309",
+        "warning.foreground": "#FFFFFF",
+        "warning.hover.background": "#F59E0B",
+        "overlay": "#0000004D",
+        "window.border": "#E4E4E7",
+        "base.red": "#DC2626",
+        "base.green": "#16A34A",
+        "base.yellow": "#CA8A04",
+        "base.blue": "#2563EB",
+        "base.magenta": "#9333EA",
+        "base.cyan": "#0891B2"
+      },
+      "highlight": {
+        "editor.background": "#FFFFFF",
+        "editor.foreground": "#383A42",
+        "editor.active_line.background": "#F2F3F4",
+        "editor.line_number": "#A0A1A7",
+        "editor.active_line_number": "#383A42",
+        "editor.invisible": "#A0A1A766",
+        "conflict": "#DC2626",
+        "created": "#16A34A",
+        "deleted": "#DC2626",
+        "error": "#DC2626",
+        "error.background": "#FEF2F2",
+        "error.border": "#F87171",
+        "hidden": "#A0A1A7",
+        "hint": "#A626A4",
+        "hint.background": "#FAF5FF",
+        "hint.border": "#C4B5FD",
+        "ignored": "#A0A1A7",
+        "info": "#4078F2",
+        "info.background": "#EFF6FF",
+        "info.border": "#93C5FD",
+        "modified": "#C18401",
+        "modified.background": "#FFFBEB",
+        "predictive": "#A0A1A7",
+        "renamed": "#A626A4",
+        "success": "#16A34A",
+        "success.background": "#F0FDF4",
+        "unreachable": "#A0A1A7",
+        "warning": "#C18401",
+        "warning.background": "#FFFBEB",
+        "warning.border": "#FCD34D",
+        "syntax": {
+          "attribute": {
+            "color": "#986801"
+          },
+          "boolean": {
+            "color": "#986801"
+          },
+          "comment": {
+            "color": "#A0A1A7",
+            "font_style": "italic"
+          },
+          "comment.doc": {
+            "color": "#A0A1A7",
+            "font_style": "italic"
+          },
+          "constant": {
+            "color": "#986801"
+          },
+          "constructor": {
+            "color": "#4078F2"
+          },
+          "embedded": {
+            "color": "#C18401"
+          },
+          "function": {
+            "color": "#4078F2"
+          },
+          "keyword": {
+            "color": "#A626A4"
+          },
+          "label": {
+            "color": "#4078F2"
+          },
+          "link_text": {
+            "color": "#4078F2",
+            "font_style": "underline"
+          },
+          "link_uri": {
+            "color": "#4078F2",
+            "font_style": "italic"
+          },
+          "number": {
+            "color": "#986801"
+          },
+          "operator": {
+            "color": "#383A42"
+          },
+          "preproc": {
+            "color": "#C18401"
+          },
+          "property": {
+            "color": "#E45649"
+          },
+          "punctuation": {
+            "color": "#383A42"
+          },
+          "punctuation.bracket": {
+            "color": "#383A42"
+          },
+          "punctuation.delimiter": {
+            "color": "#383A42"
+          },
+          "punctuation.list_marker": {
+            "color": "#986801"
+          },
+          "punctuation.special": {
+            "color": "#A626A4"
+          },
+          "string": {
+            "color": "#50A14F"
+          },
+          "string.escape": {
+            "color": "#A626A4"
+          },
+          "string.regex": {
+            "color": "#50A14F"
+          },
+          "string.special": {
+            "color": "#50A14F"
+          },
+          "string.special.symbol": {
+            "color": "#986801"
+          },
+          "tag": {
+            "color": "#E45649"
+          },
+          "tag.doctype": {
+            "color": "#A0A1A7"
+          },
+          "text.code.span": {
+            "color": "#383A42"
+          },
+          "text.literal": {
+            "color": "#50A14F"
+          },
+          "title": {
+            "color": "#E45649",
+            "font_weight": 700
+          },
+          "type": {
+            "color": "#0184BC"
+          },
+          "variable": {
+            "color": "#383A42"
+          },
+          "variable.special": {
+            "color": "#E45649"
+          },
+          "variant": {
+            "color": "#0184BC"
+          }
+        }
+      }
+    },
+    {
+      "name": "Signed Dark",
+      "mode": "dark",
+      "colors": {
+        "accent.background": "#18181B",
+        "accent.foreground": "#FAFAFA",
+        "accordion.background": "#0A0A0A",
+        "background": "#0A0A0A",
+        "border": "#27272A",
+        "button.background": "#18181B",
+        "button.active.background": "#3F3F46",
+        "button.foreground": "#FAFAFA",
+        "button.hover.background": "#27272A",
+        "button.danger.background": "#EF4444",
+        "button.danger.active.background": "#DC2626",
+        "button.danger.foreground": "#FFFFFF",
+        "button.danger.hover.background": "#F87171",
+        "button.info.background": "#0EA5E9",
+        "button.info.active.background": "#0284C7",
+        "button.info.foreground": "#FFFFFF",
+        "button.info.hover.background": "#38BDF8",
+        "button.primary.background": "#C6FF4D",
+        "button.primary.active.background": "#65A30D",
+        "button.primary.foreground": "#0B0F0C",
+        "button.primary.hover.background": "#B2EC3C",
+        "button.secondary.background": "#18181B",
+        "button.secondary.active.background": "#3F3F46",
+        "button.secondary.foreground": "#FAFAFA",
+        "button.secondary.hover.background": "#27272A",
+        "button.success.background": "#2FBF71",
+        "button.success.active.background": "#24A35D",
+        "button.success.foreground": "#0B0F0C",
+        "button.success.hover.background": "#2AB568",
+        "button.warning.background": "#F59E0B",
+        "button.warning.active.background": "#D97706",
+        "button.warning.foreground": "#18181B",
+        "button.warning.hover.background": "#FBBF24",
+        "group_box.background": "#18181B",
+        "group_box.foreground": "#FAFAFA",
+        "group_box.title.foreground": "#FAFAFA",
+        "caret": "#FAFAFA",
+        "chart.1": "#C6FF4D",
+        "chart.2": "#A6E22E",
+        "chart.3": "#2FBF71",
+        "chart.4": "#7A8B5F",
+        "chart.5": "#A1A1AA",
+        "chart_bullish": "#2FBF71",
+        "chart_bearish": "#EF4444",
+        "danger.background": "#EF4444",
+        "danger.active.background": "#DC2626",
+        "danger.foreground": "#FFFFFF",
+        "danger.hover.background": "#F87171",
+        "description_list.label.background": "#18181B",
+        "description_list.label.foreground": "#A1A1AA",
+        "drag.border": "#C6FF4D",
+        "drop_target.background": "#C6FF4D33",
+        "foreground": "#FAFAFA",
+        "info.background": "#0EA5E9",
+        "info.active.background": "#0284C7",
+        "info.foreground": "#FFFFFF",
+        "info.hover.background": "#38BDF8",
+        "input.border": "#3F3F46",
+        "link": "#C6FF4D",
+        "link.active": "#A6E22E",
+        "link.hover": "#B2EC3C",
+        "list.background": "#0A0A0A",
+        "list.active.background": "#C6FF4D40",
+        "list.active.border": "#C6FF4D80",
+        "list.even.background": "#18181B",
+        "list.head.background": "#18181B",
+        "list.hover.background": "#27272A",
+        "muted.background": "#18181B",
+        "muted.foreground": "#A1A1AA",
+        "popover.background": "#18181B",
+        "popover.foreground": "#FAFAFA",
+        "primary.background": "#C6FF4D",
+        "primary.active.background": "#65A30D",
+        "primary.foreground": "#0B0F0C",
+        "primary.hover.background": "#B2EC3C",
+        "progress.bar.background": "#C6FF4D",
+        "ring": "#C6FF4D",
+        "scrollbar.background": "#0A0A0A00",
+        "scrollbar.thumb.background": "#3F3F46",
+        "scrollbar.thumb.hover.background": "#52525B",
+        "secondary.background": "#18181B",
+        "secondary.active.background": "#3F3F46",
+        "secondary.foreground": "#FAFAFA",
+        "secondary.hover.background": "#27272A",
+        "selection.background": "#C6FF4D59",
+        "sidebar.background": "#0A0A0A",
+        "sidebar.accent.background": "#C6FF4D40",
+        "sidebar.accent.foreground": "#C6FF4D",
+        "sidebar.border": "#27272A",
+        "sidebar.foreground": "#FAFAFA",
+        "sidebar.primary.background": "#18181B",
+        "sidebar.primary.foreground": "#FAFAFA",
+        "skeleton.background": "#27272A",
+        "slider.background": "#27272A",
+        "slider.thumb.background": "#C6FF4D",
+        "success.background": "#2FBF71",
+        "success.active.background": "#24A35D",
+        "success.foreground": "#0B0F0C",
+        "success.hover.background": "#2AB568",
+        "switch.background": "#3F3F46",
+        "switch.thumb.background": "#FAFAFA",
+        "tab.background": "#18181B",
+        "tab.active.background": "#19200A",
+        "tab.active.foreground": "#C6FF4D",
+        "tab.foreground": "#A1A1AA",
+        "tab_bar.background": "#18181B",
+        "tab_bar.segmented.background": "#27272A",
+        "table.background": "#0A0A0A",
+        "table.active.background": "#C6FF4D40",
+        "table.active.border": "#C6FF4D80",
+        "table.even.background": "#18181B",
+        "table.head.background": "#18181B",
+        "table.head.foreground": "#A1A1AA",
+        "table.foot.background": "#18181B",
+        "table.foot.foreground": "#A1A1AA",
+        "table.hover.background": "#27272A",
+        "table.row.border": "#27272A",
+        "title_bar.background": "#18181B",
+        "title_bar.border": "#27272A",
+        "status_bar.background": "#18181B",
+        "status_bar.border": "#27272A",
+        "tiles.background": "#0A0A0A",
+        "warning.background": "#F59E0B",
+        "warning.active.background": "#D97706",
+        "warning.foreground": "#18181B",
+        "warning.hover.background": "#FBBF24",
+        "overlay": "#00000080",
+        "window.border": "#27272A",
+        "base.red": "#EF4444",
+        "base.green": "#22C55E",
+        "base.yellow": "#EAB308",
+        "base.blue": "#3B82F6",
+        "base.magenta": "#A855F7",
+        "base.cyan": "#06B6D4"
+      },
+      "highlight": {
+        "editor.background": "#0A0A0A",
+        "editor.foreground": "#ABB2BF",
+        "editor.active_line.background": "#18181B",
+        "editor.line_number": "#71717A",
+        "editor.active_line_number": "#FAFAFA",
+        "editor.invisible": "#71717A66",
+        "conflict": "#E06C75",
+        "created": "#98C379",
+        "deleted": "#E06C75",
+        "error": "#E06C75",
+        "error.background": "#3A1D1D",
+        "error.border": "#E06C75",
+        "hidden": "#5C6370",
+        "hint": "#C678DD",
+        "hint.background": "#2E2740",
+        "hint.border": "#C678DD",
+        "ignored": "#5C6370",
+        "info": "#61AFEF",
+        "info.background": "#1D2E3A",
+        "info.border": "#61AFEF",
+        "modified": "#E5C07B",
+        "modified.background": "#3A320E",
+        "predictive": "#5C6370",
+        "renamed": "#C678DD",
+        "success": "#98C379",
+        "success.background": "#1D3A2E",
+        "unreachable": "#5C6370",
+        "warning": "#E5C07B",
+        "warning.background": "#3A320E",
+        "warning.border": "#E5C07B",
+        "syntax": {
+          "attribute": {
+            "color": "#D19A66"
+          },
+          "boolean": {
+            "color": "#D19A66"
+          },
+          "comment": {
+            "color": "#5C6370",
+            "font_style": "italic"
+          },
+          "comment.doc": {
+            "color": "#5C6370",
+            "font_style": "italic"
+          },
+          "constant": {
+            "color": "#D19A66"
+          },
+          "constructor": {
+            "color": "#E5C07B"
+          },
+          "embedded": {
+            "color": "#98C379"
+          },
+          "function": {
+            "color": "#61AFEF"
+          },
+          "keyword": {
+            "color": "#C678DD"
+          },
+          "label": {
+            "color": "#61AFEF"
+          },
+          "link_text": {
+            "color": "#61AFEF",
+            "font_style": "underline"
+          },
+          "link_uri": {
+            "color": "#61AFEF",
+            "font_style": "italic"
+          },
+          "number": {
+            "color": "#D19A66"
+          },
+          "operator": {
+            "color": "#56B6C2"
+          },
+          "preproc": {
+            "color": "#E5C07B"
+          },
+          "property": {
+            "color": "#E06C75"
+          },
+          "punctuation": {
+            "color": "#ABB2BF"
+          },
+          "punctuation.bracket": {
+            "color": "#ABB2BF"
+          },
+          "punctuation.delimiter": {
+            "color": "#ABB2BF"
+          },
+          "punctuation.list_marker": {
+            "color": "#98C379"
+          },
+          "punctuation.special": {
+            "color": "#ABB2BF"
+          },
+          "string": {
+            "color": "#98C379"
+          },
+          "string.escape": {
+            "color": "#56B6C2"
+          },
+          "string.regex": {
+            "color": "#E06C75"
+          },
+          "string.special": {
+            "color": "#98C379"
+          },
+          "string.special.symbol": {
+            "color": "#D19A66"
+          },
+          "tag": {
+            "color": "#E06C75"
+          },
+          "tag.doctype": {
+            "color": "#5C6370"
+          },
+          "text.code.span": {
+            "color": "#ABB2BF"
+          },
+          "text.literal": {
+            "color": "#98C379"
+          },
+          "title": {
+            "color": "#61AFEF",
+            "font_weight": 700
+          },
+          "type": {
+            "color": "#E5C07B"
+          },
+          "variable": {
+            "color": "#E06C75"
+          },
+          "variable.special": {
+            "color": "#D19A66"
+          },
+          "variant": {
+            "color": "#E5C07B"
+          }
+        }
+      }
+    }
+  ]
+}
diff --git a/crates/assets/src/lib.rs b/crates/assets/src/lib.rs
index 751b9f4..72603ed 100644
--- a/crates/assets/src/lib.rs
+++ b/crates/assets/src/lib.rs
@@ -6,6 +6,7 @@ use rust_embed::RustEmbed;
 #[derive(RustEmbed)]
 #[folder = "assets"]
 #[include = "icons/**/*.svg"]
+#[include = "themes/**/*.json"]
 #[exclude = "*.DS_Store"]
 pub struct Assets;
 
@@ -30,6 +31,28 @@ impl AssetSource for Assets {
 }
 
 impl Assets {
+    /// Returns the embedded theme files as `(file name, JSON content)` pairs,
+    /// e.g. `("signed.json", ...)`. The content is a `ThemeSet` that can be
+    /// loaded into the [`ThemeRegistry`](gpui_component::ThemeRegistry).
+    pub fn themes(&self) -> Vec<(String, String)> {
+        Self::iter()
+            .filter(|path| path.starts_with("themes/"))
+            .filter_map(|path| {
+                let data = Self::get(path.as_ref())?;
+                let name = path.strip_prefix("themes/").unwrap_or(path.as_ref());
+                // Debug builds read files from disk (owned), release builds
+                // embed them in the binary (borrowed).
+                let content = match data.data {
+                    std::borrow::Cow::Borrowed(bytes) => {
+                        std::str::from_utf8(bytes).ok()?.to_owned()
+                    }
+                    std::borrow::Cow::Owned(bytes) => String::from_utf8(bytes).ok()?,
+                };
+                Some((name.to_owned(), content))
+            })
+            .collect()
+    }
+
     pub fn load_fonts(&self, cx: &App) -> anyhow::Result<()> {
         let font_paths = self.list("fonts")?;
         let mut embedded_fonts = Vec::new();
@@ -85,3 +108,61 @@ impl IconNamed for CustomIconName {
         .into()
     }
 }
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    fn signed_theme_set() -> gpui_component::ThemeSet {
+        let themes = Assets.themes();
+        assert_eq!(themes.len(), 1, "expected exactly one embedded theme file");
+        let (name, content) = &themes[0];
+        assert_eq!(name, "signed.json");
+        serde_json::from_str(content).expect("theme file must be a valid ThemeSet")
+    }
+
+    #[test]
+    fn signed_theme_set_parses() {
+        let set = signed_theme_set();
+        let names: Vec<&str> = set.themes.iter().map(|t| t.name.as_ref()).collect();
+        assert_eq!(names, vec!["Signed Light", "Signed Dark"]);
+    }
+
+    #[test]
+    fn signed_theme_palette_applies() {
+        let set = signed_theme_set();
+        let parse = |hex: &str| gpui_component::try_parse_color(hex).unwrap();
+        for config in &set.themes {
+            let mut theme = gpui_component::Theme::default();
+            theme.apply_config(&std::rc::Rc::new(config.clone()));
+
+            assert_eq!(theme.mode, config.mode);
+            // The resolved colors must match the brand palette.
+            assert_eq!(theme.primary, parse("#C6FF4D")); // nostr-lime
+            assert_eq!(theme.success, parse("#2FBF71")); // merge
+            assert_eq!(theme.primary_active, parse("#65A30D")); // lime-600
+
+            if config.mode.is_dark() {
+                // Dark theme chrome is neutral, mirroring the light theme.
+                assert_eq!(theme.background, parse("#0A0A0A")); // neutral-950
+                assert_eq!(theme.border, parse("#27272A")); // neutral-800
+                assert_eq!(theme.green, parse("#22C55E")); // green-500
+            } else {
+                // Light theme chrome is neutral; lime is a brand accent only.
+                assert_eq!(theme.background, parse("#FFFFFF"));
+                assert_eq!(theme.foreground, parse("#18181B"));
+                assert_eq!(theme.border, parse("#E4E4E7"));
+                assert_eq!(theme.green, parse("#16A34A"));
+            }
+            // Active tab: a paler lime on light, a dim moss on dark — each
+            // paired with readable, contrasting text.
+            if config.mode.is_dark() {
+                assert_eq!(theme.tab_active, parse("#19200A")); // dim lime
+                assert_eq!(theme.tab_active_foreground, parse("#C6FF4D")); // nostr-lime
+            } else {
+                assert_eq!(theme.tab_active, parse("#EBFFC1")); // pale nostr-lime
+                assert_eq!(theme.tab_active_foreground, parse("#3F6212")); // deep-lime
+            }
+        }
+    }
+}
diff --git a/crates/workspace/src/views/repo_detail/diff.rs b/crates/workspace/src/views/repo_detail/diff.rs
index 3679c12..f928abd 100644
--- a/crates/workspace/src/views/repo_detail/diff.rs
+++ b/crates/workspace/src/views/repo_detail/diff.rs
@@ -303,7 +303,7 @@ impl CommitDiffView {
         };
 
         let body: AnyElement = if file.binary {
-            placeholder("Binary file — diff not available", cx)
+            placeholder("Diff not available", cx)
         } else if file.hunks.is_empty() {
             placeholder("No content changes", cx)
         } else {
@@ -525,7 +525,6 @@ impl CommitDiffView {
                     .text_xs()
                     .child(
                         Tag::primary()
-                            .outline()
                             .small()
                             .child(format!("{files} files changed")),
                     )
diff --git a/crates/workspace/src/views/repo_detail/mod.rs b/crates/workspace/src/views/repo_detail/mod.rs
index 108f550..14efe59 100644
--- a/crates/workspace/src/views/repo_detail/mod.rs
+++ b/crates/workspace/src/views/repo_detail/mod.rs
@@ -1212,7 +1212,6 @@ impl Render for RepoDetailView {
         v_flex()
             .id("repo")
             .size_full()
-            .gap_4()
             .child(self.render_header(cx))
             .map(|this| match self.active_tab {
                 0 => this.child(
diff --git a/desktop/Cargo.toml b/desktop/Cargo.toml
index e2c8a69..709bebc 100644
--- a/desktop/Cargo.toml
+++ b/desktop/Cargo.toml
@@ -23,4 +23,5 @@ dock = { workspace = true }
 gpui-component.workspace = true
 reqwest_client.workspace = true
 log.workspace = true
+tracing.workspace = true
 tracing-subscriber.workspace = true
diff --git a/desktop/src/main.rs b/desktop/src/main.rs
index 43a4c04..abbe6fa 100644
--- a/desktop/src/main.rs
+++ b/desktop/src/main.rs
@@ -3,7 +3,7 @@ use std::sync::Arc;
 use assets::Assets;
 use dock::TAB_BAR_HEIGHT;
 use gpui::*;
-use gpui_component::theme;
+use gpui_component::{Theme, ThemeRegistry, theme};
 use gpui_platform::application;
 
 fn main() {
@@ -27,6 +27,34 @@ fn main() {
             // Initialize theme
             theme::init(cx);
 
+            // Register the built-in "Signed" theme (light + dark variants)
+            // and make it the active theme, following the system appearance.
+            let registry = ThemeRegistry::global_mut(cx);
+            for (name, content) in Assets.themes() {
+                if let Err(err) = registry.load_themes_from_str(&content) {
+                    tracing::error!("Failed to load theme {name}: {err}");
+                }
+            }
+
+            let light_theme = registry.themes().get("Signed Light").cloned();
+            let dark_theme = registry.themes().get("Signed Dark").cloned();
+            let theme = Theme::global_mut(cx);
+            theme.radius = px(2.);
+            theme.radius_lg = px(6.);
+            theme.focus_ring = false;
+            theme.shadow = false;
+
+            if let Some(light) = light_theme {
+                theme.light_theme = light;
+            }
+
+            if let Some(dark) = dark_theme {
+                theme.dark_theme = dark;
+            }
+
+            // Sync the theme with the system appearance
+            Theme::sync_system_appearance(None, cx);
+
             // Install the shared image cache so avatars can be freed when
             // their views close, instead of staying in memory forever.
             workspace::image_cache::init(cx);