style: auto-fix ESLint issues (curly braces and formatting)

- Add curly braces to all if/else/for/while statements
- Fix indentation and trailing spaces
- Auto-fixed 372 linting errors using eslint --fix
- Remaining issues are warnings only (non-null assertions, explicit any types)

src/mcp/bridge.ts

@@ -25,7 +25,7 @@ export function mcpToolName(serverName: string, toolName: string): string {
  */
 export function parseMcpToolName(prefixedName: string): { serverName: string; toolName: string } | null {
   const match = prefixedName.match(/^mcp:([^:]+):(.+)$/);
-  if (!match) return null;
+  if (!match) {return null;}
   return { serverName: match[1], toolName: match[2] };
 }