add ./convex.config.js entrypoint

Author: ianmacartney

README.md

@@ -70,7 +70,7 @@ component by calling `use`:
 ```ts
 // convex/convex.config.ts
 import { defineApp } from "convex/server";
-import migrations from "@convex-dev/migrations/convex.config";
+import migrations from "@convex-dev/migrations/convex.config.js";
 
 const app = defineApp();
 app.use(migrations);

package.json

@@ -51,6 +51,10 @@
     "./convex.config": {
       "types": "./dist/component/convex.config.d.ts",
       "default": "./dist/component/convex.config.js"
+    },
+    "./convex.config.js": {
+      "types": "./dist/component/convex.config.d.ts",
+      "default": "./dist/component/convex.config.js"
     }
   },
   "peerDependencies": {