fix: use explicit pi extension entrypoint

package-lock.json

@@ -1,12 +1,12 @@
 {
   "name": "pi-siyuan",
-  "version": "0.1.0",
+  "version": "0.1.1",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "pi-siyuan",
-      "version": "0.1.0",
+      "version": "0.1.1",
       "license": "MIT",
       "dependencies": {
         "typebox": "1.3.7"

package.json

@@ -5,7 +5,7 @@
   "dependencies": {
     "typebox": "1.3.7"
   },
-  "version": "0.1.0",
+  "version": "0.1.1",
   "description": "SiYuan Note extension for pi coding agent \u2014 HTTP API wrapper with notebook-level RWD permission auditing",
   "keywords": [
     "pi-package",
@@ -20,7 +20,7 @@
   },
   "pi": {
     "extensions": [
-      "./src"
+      "./src/index.ts"
     ]
   },
   "devDependencies": {