feat: add speech component

crates/core/Cargo.toml

@@ -11,6 +11,10 @@ gpui-native-theme = { workspace = true }
 gpui-native-utils = { workspace = true }
 log = "0.4"
 unicode-segmentation = "1.12"
+flume = { version = "0.12", optional = true }
+
+[target.'cfg(not(target_arch = "wasm32"))'.dependencies]
+cpal = { version = "0.18", optional = true }
 
 [dev-dependencies]
 gpui = { workspace = true, features = ["test-support"] }
@@ -49,6 +53,7 @@ full = [
     "empty_state",
     "alert",
     "toast",
+    "speech",
 ]
 button = ["spinner"]
 checkbox = []
@@ -81,3 +86,4 @@ dialog = ["button"]
 empty_state = []
 alert = []
 toast = []
+speech = ["spinner", "tooltip", "dep:flume", "dep:cpal"]