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/daemon/models.ts

@@ -12,7 +12,7 @@ function requireApiKey(cfg: ModelConfig, envVar: string): string {
   if (!key) {
     throw new Error(
       `API key required for ${cfg.provider}. ` +
-      `Set ${envVar} environment variable or provide api_key in config.`
+      `Set ${envVar} environment variable or provide api_key in config.`,
     );
   }
   return key;
@@ -118,7 +118,7 @@ export function anthropicToGitHubModel(anthropicModel: string): string | undefin
     'claude-haiku-4-5-20251001': 'claude-haiku-4.5',
   };
 
-  if (MAPPINGS[anthropicModel]) return MAPPINGS[anthropicModel];
+  if (MAPPINGS[anthropicModel]) {return MAPPINGS[anthropicModel];}
 
   // Generic fallback: strip date suffix, then convert trailing -N to .N
   // only when preceded by another digit (i.e. "4-5" → "4.5", not "sonnet-5" → "sonnet.5")
@@ -140,10 +140,10 @@ export function anthropicToGitHubModel(anthropicModel: string): string | undefin
  * Returns undefined if no mapping exists or the tier isn't Anthropic.
  */
 export function createAutoFallbackClient(tierConfig: { provider: string; model: string }): ModelClient | undefined {
-  if (tierConfig.provider !== 'anthropic') return undefined;
+  if (tierConfig.provider !== 'anthropic') {return undefined;}
 
   const githubModel = anthropicToGitHubModel(tierConfig.model);
-  if (!githubModel) return undefined;
+  if (!githubModel) {return undefined;}
 
   return new GitHubModelsClient({
     model: githubModel,
@@ -202,7 +202,7 @@ export function createModelRouter(config: Config): ModelRouter {
 
   const autoFallbackTiers: string[] = [];
   for (const { tier, cfg } of tierConfigs) {
-    if (!cfg) continue;
+    if (!cfg) {continue;}
 
     const fallbackList: ModelClient[] = [];