fix: add --all to cargo fmt in script/test and autoformat codebase

cargo fmt without --all fails with "Failed to find targets" in
workspace repos. This was blocking every story's gates. Also ran
cargo fmt --all to fix all existing formatting issues.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

server/src/http/mcp/diagnostics.rs

@@ -153,7 +153,8 @@ pub(super) async fn tool_prompt_permission(
 
     // Try to forward to the interactive session (WebSocket/Matrix).
     // If no session is active (headless agent), auto-deny the permission.
-    if ctx.perm_tx
+    if ctx
+        .perm_tx
         .send(crate::http::context::PermissionForward {
             request_id: request_id.clone(),
             tool_name: tool_name.clone(),
@@ -321,8 +322,8 @@ pub(super) fn tool_dump_crdt(args: &Value) -> Result<String, String> {
 
 /// MCP tool: return the server version and build hash.
 pub(super) fn tool_get_version() -> Result<String, String> {
-    let build_hash = std::fs::read_to_string(".huskies/build_hash")
-        .unwrap_or_else(|_| "unknown".to_string());
+    let build_hash =
+        std::fs::read_to_string(".huskies/build_hash").unwrap_or_else(|_| "unknown".to_string());
     serde_json::to_string_pretty(&json!({
         "version": env!("CARGO_PKG_VERSION"),
         "build_hash": build_hash.trim(),
@@ -338,7 +339,10 @@ pub(super) fn tool_loc_file(args: &Value, ctx: &AppContext) -> Result<String, St
         .ok_or_else(|| "Missing required argument: file_path".to_string())?;
 
     let project_root = ctx.state.get_project_root()?;
-    Ok(crate::chat::commands::loc::loc_single_file(&project_root, file_path))
+    Ok(crate::chat::commands::loc::loc_single_file(
+        &project_root,
+        file_path,
+    ))
 }
 
 #[cfg(test)]
@@ -851,8 +855,7 @@ mod tests {
 
     #[test]
     fn tool_dump_crdt_with_story_id_filter_returns_valid_json() {
-        let result =
-            tool_dump_crdt(&json!({"story_id": "9999_story_nonexistent"})).unwrap();
+        let result = tool_dump_crdt(&json!({"story_id": "9999_story_nonexistent"})).unwrap();
         let parsed: Value = serde_json::from_str(&result).unwrap();
         assert!(parsed["items"].as_array().unwrap().is_empty());
     }
@@ -866,7 +869,11 @@ mod tests {
         assert!(tool.is_some(), "dump_crdt missing from tools list");
         let t = tool.unwrap();
         assert!(
-            t["description"].as_str().unwrap().to_lowercase().contains("debug"),
+            t["description"]
+                .as_str()
+                .unwrap()
+                .to_lowercase()
+                .contains("debug"),
             "description must mention this is a debug tool"
         );
         assert!(t["inputSchema"].is_object());