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/agents_sse.rs

@@ -61,9 +61,10 @@ pub async fn agent_stream(
         .header("Content-Type", "text/event-stream")
         .header("Cache-Control", "no-cache")
         .header("Connection", "keep-alive")
-        .body(Body::from_bytes_stream(
-            futures::StreamExt::map(stream, |r| r.map(bytes::Bytes::from)),
-        ))
+        .body(Body::from_bytes_stream(futures::StreamExt::map(
+            stream,
+            |r| r.map(bytes::Bytes::from),
+        )))
 }
 
 #[cfg(test)]
@@ -77,10 +78,7 @@ mod tests {
 
     fn test_app(ctx: Arc<AppContext>) -> impl poem::Endpoint {
         Route::new()
-            .at(
-                "/agents/:story_id/:agent_name/stream",
-                get(agent_stream),
-            )
+            .at("/agents/:story_id/:agent_name/stream", get(agent_stream))
             .data(ctx)
     }
 
@@ -123,10 +121,7 @@ mod tests {
         });
 
         let cli = poem::test::TestClient::new(test_app(ctx));
-        let resp = cli
-            .get("/agents/1_story/coder-1/stream")
-            .send()
-            .await;
+        let resp = cli.get("/agents/1_story/coder-1/stream").send().await;
 
         let body = resp.0.into_body().into_string().await.unwrap();
 
@@ -178,15 +173,18 @@ mod tests {
         });
 
         let cli = poem::test::TestClient::new(test_app(ctx));
-        let resp = cli
-            .get("/agents/2_story/coder-1/stream")
-            .send()
-            .await;
+        let resp = cli.get("/agents/2_story/coder-1/stream").send().await;
 
         let body = resp.0.into_body().into_string().await.unwrap();
 
-        assert!(body.contains("step 1 output"), "Output must be forwarded: {body}");
-        assert!(body.contains("\"type\":\"done\""), "Done event must be forwarded: {body}");
+        assert!(
+            body.contains("step 1 output"),
+            "Output must be forwarded: {body}"
+        );
+        assert!(
+            body.contains("\"type\":\"done\""),
+            "Done event must be forwarded: {body}"
+        );
     }
 
     #[tokio::test]
@@ -195,10 +193,7 @@ mod tests {
         let ctx = Arc::new(AppContext::new_test(tmp.path().to_path_buf()));
 
         let cli = poem::test::TestClient::new(test_app(ctx));
-        let resp = cli
-            .get("/agents/nonexistent/coder-1/stream")
-            .send()
-            .await;
+        let resp = cli.get("/agents/nonexistent/coder-1/stream").send().await;
 
         assert_eq!(
             resp.0.status(),