```

Increase test coverage across multiple modules (91.2% statements, 82.85% branches, 82.35% functions, 93.1% lines)

Update abort controller handling in OllamaClient to properly clean up previous controllers

Remove unused imports and constants: MODEL_NAME_REGEX, MouseEvent, DEFAULT_SETTINGS, convertMarkdownToHtml

Refactor event handler naming to be more consistent
```

src/types.ts

@@ -98,14 +98,6 @@ export interface PluginSettings {
   lastIndexTime: number;
 }
 
-export const DEFAULT_SETTINGS: PluginSettings = {
-  ollamaUrl: 'http://localhost:11434',
-  model: 'llama3',
-  vaultSearchLimit: 3,
-  maxMessageHistory: 50,
-  lastIndexTime: 0,
-};
-
 // ============================================================
 // Ollama Protocol Types
 // ============================================================