Update CI workflow and package configuration for Gitea npm registry

.gitea/workflows/ci.yml

@@ -3,6 +3,7 @@ name: CI
 on:
   push:
     branches: [master]
+    tags: ["v*"]
   pull_request:
     branches: [master]
 
@@ -26,3 +27,27 @@ jobs:
 
       - name: Build project
         run: npm run build
+
+  publish:
+    needs: build
+    runs-on: ubuntu-latest
+    container: node:lts-alpine
+    if: startsWith(github.ref, 'refs/tags/v')
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Setup Node.js
+        run: |
+          npm config set registry https://git.3t.network/api/packages/3t.network/npm/
+          npm config set //git.3t.network/api/packages/3t.network/npm/:_authToken ${{ secrets.PUBLISH_TOKEN }}
+
+      - name: Install dependencies
+        run: npm ci
+
+      - name: Build project
+        run: npm run build
+
+      - name: Publish to Gitea npm registry
+        run: npm publish