fix: 修复Woodpecker CI配置解析错误

问题根本原因:
- YAML heredoc块格式导致解析器无法正确识别命令类型
- Pipeline #30 显示 'No pipeline steps available' 错误

修复方案:
- 将企业微信通知逻辑移至独立脚本文件 scripts/notify-wechat.sh
- 简化 .woodpecker.yml 中的通知步骤配置
- 使用标准shell脚本处理环境变量展开

验证:
- YAML语法验证通过
- 命令类型检查通过（所有命令均为字符串类型）

.woodpecker.yml

@@ -415,23 +415,8 @@ steps:
       WECHAT_WEBHOOK:
         from_secret: wechat_webhook
     commands:
-      - BRANCH="${CI_COMMIT_BRANCH:-unknown}"
+      - chmod +x scripts/notify-wechat.sh
-      - COMMIT="${CI_COMMIT_SHA:0:7}"
+      - WECHAT_WEBHOOK="$WECHAT_WEBHOOK" ./scripts/notify-wechat.sh success
-      - MESSAGE=$(echo "${CI_COMMIT_MESSAGE:-no message}" | tr '\n' ' ' | sed 's/"/\\"/g')
-      - AUTHOR="${CI_COMMIT_AUTHOR:-unknown}"
-      - PIPELINE_NUMBER="${CI_PIPELINE_NUMBER:-0}"
-      - REPO_ID="${CI_REPO_ID:-1}"
-      - TIMESTAMP=$(date "+%Y-%m-%d %H:%M:%S")
-      - |
-        cat > /tmp/payload.json <<EOF
-        {
-          "msgtype": "markdown",
-          "markdown": {
-            "content": "## 🚀 Novalon Website 部署通知\n\n> **构建状态**: <font color=\"info\">成功</font>\n\n**项目信息**\n> 分支: \`${BRANCH}\`\n> 提交: \`${COMMIT}\`\n> 作者: ${AUTHOR}\n\n**提交信息**\n> ${MESSAGE}\n\n**操作**\n> [查看构建详情](https://ci.f.novalon.cn/repos/${REPO_ID}/pipeline/${PIPELINE_NUMBER})\n\n---\n> 时间: ${TIMESTAMP}\n> Pipeline #${PIPELINE_NUMBER}"
-          }
-        }
-        EOF
-      - curl -X POST "$WECHAT_WEBHOOK" -H 'Content-Type: application/json' -d @/tmp/payload.json
     when:
       event:
         - push
@@ -447,23 +432,8 @@ steps:
       WECHAT_WEBHOOK:
         from_secret: wechat_webhook
     commands:
-      - BRANCH="${CI_COMMIT_BRANCH:-unknown}"
+      - chmod +x scripts/notify-wechat.sh
-      - COMMIT="${CI_COMMIT_SHA:0:7}"
+      - WECHAT_WEBHOOK="$WECHAT_WEBHOOK" ./scripts/notify-wechat.sh failure
-      - MESSAGE=$(echo "${CI_COMMIT_MESSAGE:-no message}" | tr '\n' ' ' | sed 's/"/\\"/g')
-      - AUTHOR="${CI_COMMIT_AUTHOR:-unknown}"
-      - PIPELINE_NUMBER="${CI_PIPELINE_NUMBER:-0}"
-      - REPO_ID="${CI_REPO_ID:-1}"
-      - TIMESTAMP=$(date "+%Y-%m-%d %H:%M:%S")
-      - |
-        cat > /tmp/payload.json <<EOF
-        {
-          "msgtype": "markdown",
-          "markdown": {
-            "content": "## 🚀 Novalon Website 部署通知\n\n> **构建状态**: <font color=\"warning\">失败</font>\n\n**项目信息**\n> 分支: \`${BRANCH}\`\n> 提交: \`${COMMIT}\`\n> 作者: ${AUTHOR}\n\n**提交信息**\n> ${MESSAGE}\n\n**操作**\n> [查看构建详情](https://ci.f.novalon.cn/repos/${REPO_ID}/pipeline/${PIPELINE_NUMBER})\n\n---\n> 时间: ${TIMESTAMP}\n> Pipeline #${PIPELINE_NUMBER}"
-          }
-        }
-        EOF
-      - curl -X POST "$WECHAT_WEBHOOK" -H 'Content-Type: application/json' -d @/tmp/payload.json
     when:
       event:
         - push

scripts/notify-wechat.sh

@@ -0,0 +1,31 @@
+#!/bin/sh
+
+BRANCH="${CI_COMMIT_BRANCH:-unknown}"
+COMMIT="${CI_COMMIT_SHA:0:7}"
+MESSAGE=$(echo "${CI_COMMIT_MESSAGE:-no message}" | tr '\n' ' ' | sed 's/"/\\"/g')
+AUTHOR="${CI_COMMIT_AUTHOR:-unknown}"
+PIPELINE_NUMBER="${CI_PIPELINE_NUMBER:-0}"
+REPO_ID="${CI_REPO_ID:-1}"
+TIMESTAMP=$(date "+%Y-%m-%d %H:%M:%S")
+STATUS="${1:-success}"
+
+if [ "$STATUS" = "success" ]; then
+  STATUS_TEXT="成功"
+  STATUS_COLOR="info"
+else
+  STATUS_TEXT="失败"
+  STATUS_COLOR="warning"
+fi
+
+cat > /tmp/payload.json <<EOF
+{
+  "msgtype": "markdown",
+  "markdown": {
+    "content": "## 🚀 Novalon Website 部署通知\n\n> **构建状态**: <font color=\"${STATUS_COLOR}\">${STATUS_TEXT}</font>\n\n**项目信息**\n> 分支: \`${BRANCH}\`\n> 提交: \`${COMMIT}\`\n> 作者: ${AUTHOR}\n\n**提交信息**\n> ${MESSAGE}\n\n**操作**\n> [查看构建详情](https://ci.f.novalon.cn/repos/${REPO_ID}/pipeline/${PIPELINE_NUMBER})\n\n---\n> 时间: ${TIMESTAMP}\n> Pipeline #${PIPELINE_NUMBER}"
+  }
+}
+EOF
+
+curl -X POST "$WECHAT_WEBHOOK" \
+  -H 'Content-Type: application/json' \
+  -d @/tmp/payload.json