Initial commit: 七牛云上传飞书机器人

功能：
- 飞书交互卡片支持
- 七牛云文件上传
- 自动 CDN 刷新
- 多存储桶配置
- 跨平台部署（Linux/macOS/Windows）
- Docker 支持

src/cards/config-card.js

@@ -0,0 +1,185 @@
+/**
+ * 配置交互卡片模板
+ */
+
+class ConfigCard {
+  static create(configData) {
+    const bucketsText = Object.entries(configData.buckets || {})
+      .map(([name, bucket]) => {
+        return `**🪣 [${name}]**\n` +
+               `• 存储桶：${bucket.bucket}\n` +
+               `• 区域：${bucket.region}\n` +
+               `• 域名：${bucket.domain}\n` +
+               `• AccessKey: ${bucket.accessKey}`;
+      })
+      .join('\n\n');
+
+    return {
+      "config": {
+        "wide_screen_mode": true
+      },
+      "header": {
+        "template": "grey",
+        "title": {
+          "content": "⚙️ 七牛云配置",
+          "tag": "plain_text"
+        }
+      },
+      "elements": [
+        {
+          "tag": "div",
+          "text": {
+            "content": bucketsText || '暂无配置，请先添加存储桶配置。',
+            "tag": "lark_md"
+          }
+        },
+        {
+          "tag": "hr"
+        },
+        {
+          "tag": "div",
+          "text": {
+            "content": "**💡 修改配置**\n\n使用命令：`/config set <key> <value>`\n\n示例：\n`/config set default.domain https://new-cdn.com`",
+            "tag": "lark_md"
+          }
+        },
+        {
+          "tag": "action",
+          "actions": [
+            {
+              "tag": "button",
+              "text": {
+                "content": "📤 上传文件",
+                "tag": "plain_text"
+              },
+              "type": "primary",
+              "value": {
+                "action": "upload_file",
+                "type": "upload"
+              }
+            },
+            {
+              "tag": "button",
+              "text": {
+                "content": "❓ 帮助",
+                "tag": "plain_text"
+              },
+              "type": "default",
+              "value": {
+                "action": "help",
+                "type": "help"
+              }
+            }
+          ]
+        }
+      ]
+    };
+  }
+
+  static createEditForm(bucketName) {
+    return {
+      "config": {
+        "wide_screen_mode": true
+      },
+      "header": {
+        "template": "blue",
+        "title": {
+          "content": `✏️ 编辑配置 - ${bucketName}`,
+          "tag": "plain_text"
+        }
+      },
+      "elements": [
+        {
+          "tag": "input",
+          "label": {
+            "content": "AccessKey",
+            "tag": "plain_text"
+          },
+          "placeholder": {
+            "content": "请输入七牛云 AccessKey",
+            "tag": "plain_text"
+          },
+          "name": "access_key"
+        },
+        {
+          "tag": "input",
+          "label": {
+            "content": "SecretKey",
+            "tag": "plain_text"
+          },
+          "placeholder": {
+            "content": "请输入七牛云 SecretKey",
+            "tag": "plain_text"
+          },
+          "name": "secret_key"
+        },
+        {
+          "tag": "input",
+          "label": {
+            "content": "存储桶名称",
+            "tag": "plain_text"
+          },
+          "placeholder": {
+            "content": "例如：my-bucket",
+            "tag": "plain_text"
+          },
+          "name": "bucket_name"
+        },
+        {
+          "tag": "input",
+          "label": {
+            "content": "区域",
+            "tag": "plain_text"
+          },
+          "placeholder": {
+            "content": "z0/z1/z2/na0/as0",
+            "tag": "plain_text"
+          },
+          "name": "region"
+        },
+        {
+          "tag": "input",
+          "label": {
+            "content": "CDN 域名",
+            "tag": "plain_text"
+          },
+          "placeholder": {
+            "content": "https://cdn.example.com",
+            "tag": "plain_text"
+          },
+          "name": "domain"
+        },
+        {
+          "tag": "action",
+          "actions": [
+            {
+              "tag": "button",
+              "text": {
+                "content": "💾 保存",
+                "tag": "plain_text"
+              },
+              "type": "primary",
+              "value": {
+                "action": "save_config",
+                "bucket": bucketName
+              }
+            },
+            {
+              "tag": "button",
+              "text": {
+                "content": "❌ 取消",
+                "tag": "plain_text"
+              },
+              "type": "default",
+              "value": {
+                "action": "cancel"
+              }
+            }
+          ]
+        }
+      ]
+    };
+  }
+}
+
+module.exports = { ConfigCard };