Merge pull request #1884 from code-yeongyu/feat/hashline-edit

feat: port hashline edit tool from oh-my-pi

src/config/schema/experimental.ts

@@ -15,6 +15,8 @@ export const ExperimentalConfigSchema = z.object({
   plugin_load_timeout_ms: z.number().min(1000).optional(),
   /** Wrap hook creation in try/catch to prevent one failing hook from crashing the plugin (default: true at call site) */
   safe_hook_creation: z.boolean().optional(),
+  /** Enable hashline_edit tool for improved file editing with hash-based line anchors */
+  hashline_edit: z.boolean().optional(),
 })
 
 export type ExperimentalConfig = z.infer<typeof ExperimentalConfigSchema>

src/config/schema/hooks.ts

@@ -45,6 +45,7 @@ export const HookNameSchema = z.enum([
   "tasks-todowrite-disabler",
   "write-existing-file-guard",
   "anthropic-effort",
+  "hashline-read-enhancer",
 ])
 
 export type HookName = z.infer<typeof HookNameSchema>