chore: release version 1.0.1

Cargo.toml

@@ -4,7 +4,7 @@ members = ["crates/*", "desktop", "web"]
 default-members = ["desktop"]
 
 [workspace.package]
-version = "1.0.0-beta5"
+version = "1.0.1"
 edition = "2024"
 publish = false
 

Cargo.toml-E

@@ -1,62 +0,0 @@
-[workspace]
-resolver = "2"
-members = ["crates/*", "desktop", "web"]
-default-members = ["desktop"]
-
-[workspace.package]
-version = "1.0.0-beta5"
-edition = "2024"
-publish = false
-
-[workspace.dependencies]
-# GPUI
-gpui = { git = "https://github.com/zed-industries/zed" }
-gpui_platform = { git = "https://github.com/zed-industries/zed", features = ["font-kit", "x11", "wayland"] }
-gpui_linux = { git = "https://github.com/zed-industries/zed" }
-gpui_windows = { git = "https://github.com/zed-industries/zed" }
-gpui_macos = { git = "https://github.com/zed-industries/zed" }
-gpui_tokio = { git = "https://github.com/zed-industries/zed" }
-reqwest_client = { git = "https://github.com/zed-industries/zed" }
-
-# Nostr
-nostr-lmdb = { git = "https://github.com/rust-nostr/nostr" }
-nostr-memory = { git = "https://github.com/rust-nostr/nostr" }
-nostr-blossom = { git = "https://github.com/rust-nostr/nostr" }
-nostr-gossip-memory = { git = "https://github.com/rust-nostr/nostr" }
-nostr-connect = { git = "https://github.com/rust-nostr/nostr" }
-nostr-sdk = { git = "https://github.com/rust-nostr/nostr" }
-nostr = { git = "https://github.com/rust-nostr/nostr", features = [ "nip59", "nip49", "nip44" ] }
-
-# Others
-anyhow = "1.0.44"
-chrono = { version = "0.4.38", features = ["wasmbind"] }
-futures = "0.3"
-itertools = "0.13.0"
-log = "0.4"
-oneshot = "0.1.10"
-flume = { version = "0.11.1", default-features = false, features = ["async", "select"] }
-rust-embed = { version = "8.5", features = ["include-exclude"] }
-serde = { version = "1.0", features = ["derive"] }
-serde_json = "1.0"
-schemars = "1"
-smallvec = "1.14.0"
-smol = "2"
-webbrowser = "1.0.4"
-tracing-subscriber = { version = "0.3.18", features = ["fmt"] }
-errno = { version = "0.3.14", default-features = false }
-instant = "0.1"
-
-[patch.crates-io]
-# Use stacker's psm version which may have better WASM support
-psm = { git = "https://github.com/rust-lang/stacker", branch = "master" }
-
-[profile.release]
-strip = true
-opt-level = "z"
-lto = true
-codegen-units = 1
-panic = "abort"
-
-[profile.profiling]
-inherits = "release"
-debug = true

crates/auto_update/src/lib.rs

@@ -5,6 +5,7 @@ use gpui_updater::{EngineConfig, GitHubSource, UpdateStatus, Updater, Version};
 use instant::{Duration, Instant};
 
 const COOP_UPDATE_EXPLANATION: &str = "COOP_UPDATE_EXPLANATION";
+const COOP_BUNDLE_TYPE: &str = "COOP_BUNDLE_TYPE";
 
 fn get_github_repo_owner() -> String {
     std::env::var("COOP_GITHUB_REPO_OWNER").unwrap_or_else(|_| "reyakov".to_string())
@@ -14,18 +15,27 @@ fn get_github_repo_name() -> String {
     std::env::var("COOP_GITHUB_REPO_NAME").unwrap_or_else(|_| "coop".to_string())
 }
 
-fn is_flatpak_installation() -> bool {
+/// Whether updates are managed by an external distribution channel
-    std::env::var("FLATPAK_ID").is_ok() || std::env::var(COOP_UPDATE_EXPLANATION).is_ok()
+/// (Flatpak/Snap), in which case the in-app updater must not run.
+fn uses_managed_updates() -> bool {
+    // The Flatpak runtime exports `FLATPAK_ID` inside the sandbox.
+    std::env::var("FLATPAK_ID").is_ok()
+        // Allow opting out of in-app updates via an explicit environment variable.
+        || std::env::var(COOP_UPDATE_EXPLANATION).is_ok()
+        // The Snap package sets `COOP_BUNDLE_TYPE=snap` (see snapcraft.yaml.in).
+        || std::env::var(COOP_BUNDLE_TYPE).is_ok_and(|value| value == "snap")
 }
 
 /// Initialize the auto-update system.
 ///
-/// Skips initialization when running as a Flatpak (updates are handled by the
+/// Skips initialization when updates are handled by an external distribution
-/// Flatpak distribution channel). Otherwise creates the global [`AutoUpdater`]
+/// channel (Flatpak/Snap). Otherwise creates the global [`AutoUpdater`]
 /// entity and schedules a check for updates after a 2-minute delay.
 pub fn init(window: &mut Window, cx: &mut App) {
-    if is_flatpak_installation() {
+    if uses_managed_updates() {
-        log::info!("Skipping auto-update initialization: App is installed via Flatpak");
+        log::info!(
+            "Skipping auto-update initialization: App is installed via a managed distribution channel (Flatpak/Snap)"
+        );
         return;
     }
 
@@ -57,7 +67,27 @@ pub struct AutoUpdater {
 }
 
 impl AutoUpdater {
+    /// Whether auto-update is available for this installation.
+    ///
+    /// Returns `false` on managed distribution channels (Flatpak/Snap), where
+    /// updates are handled by the channel and no global updater is created.
+    pub fn is_available(cx: &App) -> bool {
+        cx.try_global::<GlobalAutoUpdater>().is_some()
+    }
+
+    /// Retrieve the global auto updater instance, if one was initialized.
+    pub fn try_global(cx: &App) -> Option<Entity<Self>> {
+        cx.try_global::<GlobalAutoUpdater>()
+            .map(|global| global.0.clone())
+    }
+
     /// Retrieve the global auto updater instance.
+    ///
+    /// # Panics
+    ///
+    /// Panics when auto-update is not available for this installation. Prefer
+    /// [`AutoUpdater::try_global`] when the installation type is not known at
+    /// compile time (e.g. Flatpak/Snap).
     pub fn global(cx: &App) -> Entity<Self> {
         cx.global::<GlobalAutoUpdater>().0.clone()
     }

crates/browser-signer-proxy/Cargo.toml

@@ -11,7 +11,7 @@ publish = false
 atomic-destructor = "0.2"
 event-listener = "5"
 nostr.workspace = true
-opaquerr = "0.1"
+opaquerr = { version = "0.1", features = ["alloc"] }
 serde.workspace = true
 serde_json.workspace = true
 smol.workspace = true

crates/chat/src/lib.rs

@@ -365,7 +365,8 @@ impl ChatRegistry {
                 .query(filter)
                 .await
                 .unwrap_or_default()
-                .first_owned()
+                .into_iter()
+                .next()
                 .is_some();
 
             if !found {
@@ -397,7 +398,8 @@ impl ChatRegistry {
                     .database()
                     .query(filter)
                     .await?
-                    .first_owned()
+                    .into_iter()
+                    .next()
                     .ok_or(anyhow::anyhow!("No inbox relays found"))?;
 
                 let relays: Vec<RelayUrl> = nip17::extract_relay_list(&event).collect();
@@ -656,15 +658,26 @@ impl ChatRegistry {
 
         cx.background_spawn(async move {
             let public_key = signer.get_public_key_async().await?;
-            let contacts = client
+
+            // Query the latest contact list (previously `NostrDatabaseExt::contacts_public_keys`)
+            let filter = Filter::new()
+                .author(public_key)
+                .kind(Kind::ContactList)
+                .limit(1);
+
+            let contacts: HashSet<PublicKey> = client
                 .database()
-                .contacts_public_keys(public_key)
+                .query(filter)
                 .await
+                .unwrap_or_default()
+                .into_iter()
+                .next()
+                .map(|event| event.tags.public_keys().collect())
                 .unwrap_or_default();
 
             let filter = Filter::new()
                 .kind(Kind::ApplicationSpecificData)
-                .custom_tag(SingleLetterTag::lowercase(Alphabet::K), "14");
+                .custom_tag(SingleLetterTag::LOWERCASE_K, "14");
 
             let events = client.database().query(filter).await?;
             let mut grouped: HashMap<u64, Vec<UnsignedEvent>> = HashMap::new();
@@ -827,7 +840,7 @@ async fn set_rumor(client: &Client, id: EventId, rumor: &UnsignedEvent) -> Resul
 async fn get_rumor(client: &Client, gift_wrap: EventId) -> Result<UnsignedEvent, Error> {
     let filter = Filter::new().identifier(gift_wrap).limit(1);
 
-    if let Some(event) = client.database().query(filter).await?.first_owned() {
+    if let Some(event) = client.database().query(filter).await?.into_iter().next() {
         UnsignedEvent::from_json(event.content).map_err(|e| anyhow!(e))
     } else {
         Err(anyhow!("Event is not cached yet."))

crates/chat/src/room.rs

@@ -403,7 +403,7 @@ impl Room {
         cx.background_spawn(async move {
             let filter = Filter::new()
                 .kind(Kind::ApplicationSpecificData)
-                .custom_tag(SingleLetterTag::lowercase(Alphabet::R), room_id);
+                .custom_tag(SingleLetterTag::LOWERCASE_R, room_id);
 
             let messages = client
                 .database()
@@ -461,13 +461,10 @@ impl Room {
         // Add all receiver tags (no intermediate allocation)
         for public_key in self.members.iter().filter(|pk| *pk != &sender) {
             let member = persons.read(cx).get(public_key, cx);
-            tags.push(
+            tags.push(Tag::from(Nip01Tag::PublicKey {
-                Nip01Tag::PublicKey {
+                public_key: member.public_key(),
-                    public_key: member.public_key(),
+                relay_hint: member.messaging_relay_hint(),
-                    relay_hint: member.messaging_relay_hint(),
+            }));
-                }
-                .to_tag(),
-            );
         }
 
         // Construct a direct message rumor event

crates/device/src/lib.rs

@@ -4,13 +4,13 @@ use std::path::PathBuf;
 use std::rc::Rc;
 use std::sync::Arc;
 use std::sync::atomic::{AtomicBool, Ordering};
-use instant::Duration;
 
 use anyhow::{Context as AnyhowContext, Error, anyhow};
 use gpui::{
     App, AppContext, Context, Entity, EventEmitter, Global, IntoElement, ParentElement,
     SharedString, Styled, Subscription, Task, Window, div, relative,
 };
+use instant::Duration;
 use nostr_sdk::prelude::*;
 use person::PersonRegistry;
 use settings::AppSettings;
@@ -414,7 +414,7 @@ impl DeviceRegistry {
                 .pubkey(app_pubkey)
                 .limit(1);
 
-            match client.database().query(filter).await?.first_owned() {
+            match client.database().query(filter).await?.into_iter().next() {
                 // Found an approval event
                 Some(event) => Ok(Some(event)),
                 // No approval event found, construct a request event

crates/workspace/src/dialogs/screening.rs

@@ -84,8 +84,20 @@ impl Screening {
 
         let task: Task<Result<bool, Error>> = cx.background_spawn(async move {
             // Check if user is in contact list
-            let contacts = client.database().contacts_public_keys(current_user).await;
+            let filter = Filter::new()
-            let followed = contacts.unwrap_or_default().contains(&public_key);
+                .author(current_user)
+                .kind(Kind::ContactList)
+                .limit(1);
+
+            let followed = client
+                .database()
+                .query(filter)
+                .await
+                .unwrap_or_default()
+                .into_iter()
+                .next()
+                .map(|event| event.tags.public_keys().any(|k| k == public_key))
+                .unwrap_or(false);
 
             Ok(followed)
         });
@@ -228,11 +240,10 @@ impl Screening {
         let public_key = self.public_key;
 
         let task: Task<Result<(), Error>> = cx.background_spawn(async move {
-            let tag = Nip56Tag::PublicKey {
+            let tag = Tag::from(Nip56Tag::PublicKey {
                 public_key,
                 report: Report::Impersonation,
-            }
+            });
-            .to_tag();
 
             let event = EventBuilder::new(Kind::Reporting, "")
                 .tag(tag)

crates/workspace/src/lib.rs

@@ -380,12 +380,15 @@ impl Workspace {
                 self.import_encryption(window, cx);
             }
             Command::Update => {
-                let auto_updater = AutoUpdater::global(cx);
+                // No-op on managed distribution channels (Flatpak/Snap) where
-                auto_updater.update(cx, |this, cx| {
+                // the in-app updater is never initialized.
-                    this.updater.update(cx, |updater, cx| {
+                if let Some(auto_updater) = AutoUpdater::try_global(cx) {
-                        updater.check(cx);
+                    auto_updater.update(cx, |this, cx| {
+                        this.updater.update(cx, |updater, cx| {
+                            updater.check(cx);
+                        });
                     });
-                });
+                }
             }
         }
     }
@@ -559,7 +562,7 @@ impl Workspace {
                         .caret()
                         .compact()
                         .transparent()
-                        .dropdown_menu(move |this, _window, _cx| {
+                        .dropdown_menu(move |this, _window, cx| {
                             let avatar = avatar.clone();
                             let name = name.clone();
 
@@ -593,12 +596,15 @@ impl Workspace {
                                     IconName::Sun,
                                     Box::new(Command::ToggleTheme),
                                 )
-                                .separator()
+                                // Only offer in-app updates when auto-update is
-                                .menu_with_icon(
+                                // enabled (managed channels update themselves).
-                                    "Check for Updates",
+                                .when(AutoUpdater::is_available(cx), |this| {
-                                    IconName::Device,
+                                    this.separator().menu_with_icon(
-                                    Box::new(Command::Update),
+                                        "Check for Updates",
-                                )
+                                        IconName::Device,
+                                        Box::new(Command::Update),
+                                    )
+                                })
                                 .menu_with_icon(
                                     "Settings",
                                     IconName::Settings,
@@ -610,7 +616,6 @@ impl Workspace {
     }
 
     fn titlebar_right(&mut self, cx: &mut Context<Self>) -> impl IntoElement {
-        let updater = AutoUpdater::global(cx);
         let chat = ChatRegistry::global(cx);
         let nip4e_enabled = AppSettings::get_nip4e(cx);
         let nostr = NostrRegistry::global(cx);
@@ -622,13 +627,19 @@ impl Workspace {
         let persons = PersonRegistry::global(cx);
         let profile = persons.read(cx).get(&public_key, cx);
         let announcement = profile.announcement();
-        let updater_idle = updater.read(cx).idle(cx);
+
+        // Update status is only shown when auto-update is available. On
+        // managed distribution channels (Flatpak/Snap) no updater exists, so
+        // nothing is rendered.
+        let updater_status = AutoUpdater::try_global(cx).and_then(|updater| {
+            let updater = updater.read(cx);
+            (!updater.idle(cx)).then(|| updater.status(cx))
+        });
 
         h_flex()
             .when(!cx.theme().platform.is_mac(), |this| this.pr_2())
             .gap_2()
-            .when(!updater_idle, |this| {
+            .when_some(updater_status, |this, status| {
-                let status = updater.read(cx).status(cx);
                 this.child(div().text_xs().italic().child(status))
             })
             .when(nip4e_enabled, |this| {

crates/workspace/src/panels/contact_list.rs

@@ -88,7 +88,20 @@ impl ContactListPanel {
         };
 
         let task: Task<Result<HashSet<PublicKey>, Error>> = cx.background_spawn(async move {
-            let contact_list = client.database().contacts_public_keys(public_key).await?;
+            let filter = Filter::new()
+                .author(public_key)
+                .kind(Kind::ContactList)
+                .limit(1);
+
+            let contact_list: HashSet<PublicKey> = client
+                .database()
+                .query(filter)
+                .await?
+                .into_iter()
+                .next()
+                .map(|event| event.tags.public_keys().collect())
+                .unwrap_or_default();
+
             Ok(contact_list)
         });
 

crates/workspace/src/panels/messaging_relays.rs

@@ -93,7 +93,7 @@ impl MessagingRelayPanel {
                 .author(public_key)
                 .limit(1);
 
-            if let Some(event) = client.database().query(filter).await?.first_owned() {
+            if let Some(event) = client.database().query(filter).await?.into_iter().next() {
                 Ok(nip17::extract_relay_list(&event).collect())
             } else {
                 Err(anyhow!("Not found."))
@@ -177,7 +177,7 @@ impl MessagingRelayPanel {
         let tags: Vec<Tag> = self
             .relays
             .iter()
-            .map(|relay| Nip17Tag::Relay(relay.to_owned()).to_tag())
+            .map(|relay| Tag::from(Nip17Tag::Relay(relay.to_owned())))
             .collect();
 
         // Set updating state

crates/workspace/src/panels/relay_list.rs

@@ -111,7 +111,7 @@ impl RelayListPanel {
                     .author(public_key)
                     .limit(1);
 
-                if let Some(event) = client.database().query(filter).await?.first_owned() {
+                if let Some(event) = client.database().query(filter).await?.into_iter().next() {
                     Ok(nip65::extract_relay_list(&event).collect())
                 } else {
                     Err(anyhow!("Not found."))

crates/workspace/src/sidebar/mod.rs

@@ -158,7 +158,20 @@ impl Sidebar {
         };
 
         let task: Task<Result<HashSet<PublicKey>, Error>> = cx.background_spawn(async move {
-            let contacts = client.database().contacts_public_keys(public_key).await?;
+            let filter = Filter::new()
+                .author(public_key)
+                .kind(Kind::ContactList)
+                .limit(1);
+
+            let contacts: HashSet<PublicKey> = client
+                .database()
+                .query(filter)
+                .await?
+                .into_iter()
+                .next()
+                .map(|event| event.tags.public_keys().collect())
+                .unwrap_or_default();
+
             Ok(contacts)
         });
 

desktop/Cargo.toml

@@ -14,7 +14,7 @@ product-name = "Coop"
 description = "Chat Freely, Stay Private on Nostr"
 identifier = "su.reya.coop"
 category = "SocialNetworking"
-version = "1.0.0-beta5"
+version = "1.0.1"
 out-dir = "../dist"
 before-packaging-command = "cargo build --release"
 resources = ["Cargo.toml", "src"]

desktop/Cargo.toml-E

@@ -1,51 +0,0 @@
-[package]
-name = "coop"
-version.workspace = true
-edition.workspace = true
-publish.workspace = true
-
-[[bin]]
-name = "coop"
-path = "src/main.rs"
-
-[package.metadata.packager]
-name = "Coop"
-product-name = "Coop"
-description = "Chat Freely, Stay Private on Nostr"
-identifier = "su.reya.coop"
-category = "SocialNetworking"
-version = "1.0.0-beta5"
-out-dir = "../dist"
-before-packaging-command = "cargo build --release"
-resources = ["Cargo.toml", "src"]
-icons = [
-    "resources/32x32.png",
-    "resources/128x128.png",
-    "resources/128x128@2x.png",
-    "resources/icon.icns",
-    "resources/icon.ico",
-]
-
-[dependencies]
-assets = { path = "../crates/assets" }
-workspace = { path = "../crates/workspace" }
-ui = { path = "../crates/ui" }
-theme = { path = "../crates/theme" }
-common = { path = "../crates/common" }
-state = { path = "../crates/state" }
-device = { path = "../crates/device" }
-chat = { path = "../crates/chat" }
-settings = { path = "../crates/settings" }
-auto_update = { path = "../crates/auto_update" }
-person = { path = "../crates/person" }
-
-gpui.workspace = true
-gpui_platform.workspace = true
-gpui_linux.workspace = true
-gpui_windows.workspace = true
-gpui_macos.workspace = true
-reqwest_client.workspace = true
-
-log.workspace = true
-tracing-subscriber.workspace = true
-nostr-sdk.workspace = true

desktop/resources/snap/snapcraft.yaml.in

@@ -1,3 +1,7 @@
+# Snaps built by snapcraft without Snap Store credentials are unsigned and
+# cannot be installed without bypassing signature checks. Use:
+#   sudo snap install --dangerous ./coop_<version>_<arch>.snap
+# For signed installs (`snap install coop`), publish via the Snap Store.
 name: coop
 title: Coop
 base: core24

flathub/README.md

@@ -55,8 +55,8 @@ flatpak run --command=flatpak-builder-lint org.flatpak.Builder repo repo
 
 Ensure you have:
 - [ ] Committed all changes
-- [ ] Tagged the release: `git tag -a v1.0.0-beta2 -m "Release v1.0.0-beta2"`
+- [ ] Tagged the release: `git tag -a v1.0.0 -m "Release v1.0.0"`
-- [ ] Pushed the tag: `git push origin v1.0.0-beta2`
+- [ ] Pushed the tag: `git push origin v1.0.0`
 - [ ] Run `./script/prepare-flathub.sh` to regenerate files
 
 ### 2. Fork and Submit
@@ -101,8 +101,8 @@ git push origin su.reya.coop
 To release a new version:
 
 1. Update version in workspace `Cargo.toml`
-2. Tag the new release: `git tag -a v1.0.0-beta3 -m "Release v1.0.0-beta3"`
+2. Tag the new release: `git tag -a v1.0.0 -m "Release v1.0.0"`
-3. Push the tag: `git push origin v1.0.0-beta3`
+3. Push the tag: `git push origin v1.0.0`
 4. Run `./script/prepare-flathub.sh` to regenerate
 5. Clone the flathub repo: `git clone https://github.com/flathub/su.reya.coop.git`
 6. Update the manifest with new commit/tag and hashes

script/bundle-snap

@@ -35,3 +35,7 @@ SNAP_NAME="coop_${1}_${ARCH_SUFFIX}.snap"
 snapcraft --destructive-mode --output "$SNAP_NAME"
 
 echo "Created snap package: $SNAP_NAME"
+echo ""
+echo "This snap is unsigned (built without Snap Store credentials)."
+echo "To install it locally, use:"
+echo "  sudo snap install --dangerous ./$SNAP_NAME"

script/release

@@ -29,23 +29,29 @@ fi
 # Function to update version in a Cargo.toml file
 update_version() {
     local file="$1"
-    local backup="${file}.bak"
+    local tmp="${file}.tmp"
 
-    # Backup the original file
+    # Portable in-place edit. `sed -i` behaves differently on GNU sed (Linux)
-    cp "$file" "$backup"
+    # and BSD sed (macOS): on macOS `sed -i -E` treats `-E` as the backup
-
+    # suffix instead of the extended-regex flag, leaving a stray
-    # More flexible regex that handles various version formats and whitespace
+    # `Cargo.toml-E` behind and never updating the file.
-    if sed -i -E "s/^[[:space:]]*version[[:space:]]*=[[:space:]]*\"[^\"]+\"/version = \"$NEW_VERSION\"/" "$file"; then
+    # Writing to a temp file and moving it over works on both implementations.
+    if sed -E "s/^[[:space:]]*version[[:space:]]*=[[:space:]]*\"[^\"]+\"/version = \"$NEW_VERSION\"/" "$file" > "$tmp" \
+        && mv "$tmp" "$file"; then
         echo "✓ Updated version to $NEW_VERSION in $file"
     else
         echo "Error: Failed to update version in $file"
-        # Restore original backup
+        # Remove any partial temp file; the original file is untouched
-        mv "$backup" "$file"
+        rm -f "$tmp"
         exit 1
     fi
 
-    # Remove the backup file
+    # The substitution can silently match nothing (e.g. a `version.workspace` key),
-    rm -f "$backup"
+    # so verify the new version actually landed before moving on.
+    if ! grep -q "^[[:space:]]*version[[:space:]]*=[[:space:]]*\"$NEW_VERSION\"" "$file"; then
+        echo "Error: Version line not found/updated in $file"
+        exit 1
+    fi
 }
 
 # Update both Cargo.toml files

script/try-snap

@@ -15,11 +15,26 @@ if [ "$#" -ne 1 ]; then
   exit 1
 fi
 
+# Get system architecture (same mapping as script/bundle-snap)
+ARCH=$(uname -m)
+case "$ARCH" in
+  x86_64) ARCH_SUFFIX="x86_64" ;;
+  aarch64) ARCH_SUFFIX="aarch64" ;;
+  *) echo "Unsupported architecture: $ARCH"; exit 1 ;;
+esac
+
+snap_file="coop_${1}_${ARCH_SUFFIX}.snap"
+if [ ! -f "$snap_file" ]; then
+  echo "Snap file not found: $snap_file"
+  echo "Build it first with: script/bundle-snap $1"
+  exit 1
+fi
+
 # Rerun as root
 [ "$UID" -eq 0 ] || exec sudo bash -e "$0" "$@"
 
 snap remove coop || true
 mkdir -p snap
 rm -rf snap/unpacked
-unsquashfs -dest snap/unpacked "coop_$1_amd64.snap"
+unsquashfs -dest snap/unpacked "$snap_file"
 snap try --classic snap/unpacked