Refactor delete setting helper and link skills (#994)

* refactor: add deleteSetting helper and link skills

* chore: reorganize project skills layout

* docs: update skill paths

* chore: add AGENTS link and prune skill links

* chore: localize agent skill links

worker/src/utils.ts

@@ -64,6 +64,16 @@ export const saveSetting = async (
     return true;
 }
 
+export const deleteSetting = async (
+    c: Context<HonoCustomType>,
+    key: string
+) => {
+    await c.env.DB.prepare(
+        `DELETE FROM settings WHERE key = ?`
+    ).bind(key).run();
+    return true;
+}
+
 export const getStringValue = (value: any): string => {
     if (typeof value === "string") {
         return value;