feat(package): add publisher and repository information

- Add publisher field to package.json
- Include repository type and URL
- Add issues URL for bug reporting

Author: jackiotyu

package.json

@@ -1,5 +1,6 @@
 {
   "name": "vscode-extension-rspack",
+  "publisher": "jackiotyu",
   "displayName": "vscode-extension-rspack",
   "description": "",
   "version": "0.0.1",
@@ -9,6 +10,13 @@
   "categories": [
     "Other"
   ],
+  "repository": {
+    "type": "git",
+    "url": "https://github.com/jackiotyu/vscode-extension-rspack.git"
+  },
+  "bugs": {
+    "url": "https://github.com/jackiotyu/vscode-extension-rspack/issues"
+  },
   "activationEvents": [],
   "main": "./dist/extension.js",
   "contributes": {