style: rustfmt seed.rs and getting_started.rs

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

src-tauri/src/theme/seed.rs

@@ -467,7 +467,10 @@ mod tests {
         migrate_theme_dir_to_root(vp);
 
         let content = fs::read_to_string(vault.join("default-theme.md")).unwrap();
-        assert!(content.contains("#CUSTOM"), "must preserve existing root file");
+        assert!(
+            content.contains("#CUSTOM"),
+            "must preserve existing root file"
+        );
     }
 
     #[test]

src-tauri/src/vault/getting_started.rs

@@ -543,10 +543,7 @@ mod tests {
         create_getting_started_vault(vault_path.to_str().unwrap()).unwrap();
 
         let agents_path = vault_path.join("AGENTS.md");
-        assert!(
-            agents_path.exists(),
-            "AGENTS.md should exist at vault root"
-        );
+        assert!(agents_path.exists(), "AGENTS.md should exist at vault root");
 
         let content = fs::read_to_string(&agents_path).unwrap();
         assert!(content.contains("Vault Instructions for AI Agents"));