chore(release): bump version to 0.3.0

package-lock.json

@@ -1,12 +1,12 @@
 {
   "name": "antigravity-manager",
-  "version": "0.3.0-rc.3",
+  "version": "0.3.0",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "antigravity-manager",
-      "version": "0.3.0-rc.3",
+      "version": "0.3.0",
       "license": "CC-BY-NC-SA-4.0",
       "dependencies": {
         "@grpc/grpc-js": "^1.14.3",