fix(ci): build the web apps once before the two backend architectures; release 0.3.1 [CI]

.woodpecker/linux-release.yml

@@ -15,6 +15,17 @@ when:
 concurrency: 1
 
 steps:
+  # 前端只构建一次：两个架构的 Backend 构建并行跑在同一个工作目录里，各自 npm ci 会互相删 node_modules（ENOTEMPTY），
+  # 一个失败还会把另一个的构建进程一起杀掉。Backend 把 web/*/dist 内嵌进程序（展示端和管理端由面板自己提供）。
+  - name: web-build
+    image: bash
+    environment:
+      NPM_CONFIG_CACHE: /home/justme/.npm
+    commands:
+      - npm ci --prefix web --prefer-offline
+      - npm run build --prefix web
+    depends_on: []
+
   - name: linux-amd64-backend
     image: bash
     environment:
@@ -25,7 +36,8 @@ steps:
         from_secret: zot_secret
     commands:
       - bash ci/release-linux.sh amd64 backend
-    depends_on: []
+    depends_on:
+      - web-build
 
   - name: linux-arm64-backend
     image: bash
@@ -37,7 +49,8 @@ steps:
         from_secret: zot_secret
     commands:
       - bash ci/release-linux.sh arm64 backend
-    depends_on: []
+    depends_on:
+      - web-build
 
   - name: backend-multiarch-index
     image: bash