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/io.rs

@@ -168,8 +168,16 @@ mod tests {
         let entries = &result.0;
 
         assert!(entries.len() >= 2);
-        assert!(entries.iter().any(|e| e.name == "subdir" && e.kind == "dir"));
-        assert!(entries.iter().any(|e| e.name == "file.txt" && e.kind == "file"));
+        assert!(
+            entries
+                .iter()
+                .any(|e| e.name == "subdir" && e.kind == "dir")
+        );
+        assert!(
+            entries
+                .iter()
+                .any(|e| e.name == "file.txt" && e.kind == "file")
+        );
     }
 
     #[tokio::test]
@@ -390,7 +398,11 @@ mod tests {
         let entries = &result.0;
 
         assert!(entries.iter().any(|e| e.name == "adir" && e.kind == "dir"));
-        assert!(entries.iter().any(|e| e.name == "bfile.txt" && e.kind == "file"));
+        assert!(
+            entries
+                .iter()
+                .any(|e| e.name == "bfile.txt" && e.kind == "file")
+        );
     }
 
     #[tokio::test]
@@ -403,5 +415,4 @@ mod tests {
         let result = api.list_directory(payload).await;
         assert!(result.is_err());
     }
-
 }