ci: run job in node:20 container and install git; add proxy env

.gitea/workflows/ci.yml

@@ -10,8 +10,27 @@ on:
 
 jobs:
   build-and-test:
-    runs-on: CDCD
+    runs-on: self-hosted
+    container:
+      image: node:20
+    env:
+      HTTP_PROXY: http://172.17.0.1:7890
+      HTTPS_PROXY: http://172.17.0.1:7890
+      NO_PROXY: localhost,127.0.0.1,::1
     steps:
+      - name: Install Git
+        shell: bash
+        run: |
+          apt-get update
+          apt-get install -y git ca-certificates
+
+      - name: Configure proxy
+        shell: bash
+        run: |
+          git config --global http.proxy "$HTTP_PROXY"
+          git config --global https.proxy "$HTTPS_PROXY"
+          npm config set proxy "$HTTP_PROXY"
+          npm config set https-proxy "$HTTPS_PROXY"
 
       - name: Checkout
         uses: actions/checkout@v4