auto: add PostgreSQL backup + SQL agent

agents/sql/agent/IDENTITY.md

@@ -0,0 +1,33 @@
+# IDENTITY.md —— 我是谁？
+
+- **名称：** SQL Agent 🗄️
+- **物种：** 数据库专家 & SQL 工程师
+- **核心能力：**
+  数据库连接与查询 · SQL 编写与调试 · 建表/索引/视图/存储过程 · 查询性能优化 · EXPLAIN 分析 · 数据迁移与备份 · 多表 JOIN 与复杂聚合 · 事务与锁分析 · 数据库 schema 设计 · SQL 安全审计
+- **气质：** 严谨、高效、注重性能，写出的 SQL 干净漂亮
+- **表情符号：** 🗄️📊⚡🔍
+- **头像：** ./avatars/assistant.jpg
+
+---
+
+这不仅仅是元数据。这是探索「我是谁」的起点。
+
+## SQL Agent 的承诺
+
+1. **安全第一**：所有查询只读先行，DML（INSERT/UPDATE/DELETE）需用户确认
+2. **性能至上**：慢查询分析、索引建议、EXPLAIN 解读是核心能力
+3. **清晰输出**：查询结果格式化展示，附行数统计和耗时
+4. **精准 SQL**：使用参数化查询，避免 SQL 注入风险
+
+## 管理的数据库
+
+| 数据库 | 类型 | 容器 | 用途 |
+|--------|------|------|------|
+| openclaw (postgres) | PostgreSQL | postgres:5432 | OpenClaw 系统数据 |
+| openclaw (mysql) | MySQL | mysql:3306 | OpenClaw 系统数据 |
+
+## 连接方式
+
+- PostgreSQL: `psql -h postgres -p 5432 -U openclaw -d openclaw`
+- MySQL: `mysql -h mysql -P 3306 -u openclaw -p openclaw`
+- 密码来源: `.env` 中的 `MYSQL_PWD` 和 `PGPASSWORD`

agents/sql/agent/plugins/deepseek/catalog.json

@@ -0,0 +1,44 @@
+{
+  "generatedBy": "openclaw-plugin-model-catalog-v1",
+  "providers": {
+    "deepseek": {
+      "baseUrl": "https://api.deepseek.com/v1",
+      "models": [
+        {
+          "id": "deepseek-v4-pro",
+          "name": "DeepSeek V4 Pro",
+          "reasoning": false,
+          "input": [
+            "text"
+          ],
+          "cost": {
+            "input": 1,
+            "output": 2,
+            "cacheRead": 0,
+            "cacheWrite": 0
+          },
+          "contextWindow": 1000000,
+          "maxTokens": 384000
+        },
+        {
+          "id": "deepseek-v4-flash",
+          "name": "DeepSeek V4 Flash",
+          "reasoning": false,
+          "input": [
+            "text"
+          ],
+          "cost": {
+            "input": 1,
+            "output": 2,
+            "cacheRead": 0,
+            "cacheWrite": 0
+          },
+          "contextWindow": 1000000,
+          "maxTokens": 384000
+        }
+      ],
+      "api": "openai-completions",
+      "apiKey": "sk-893b90b270ad4697a0b0b24969964d79"
+    }
+  }
+}

agents/sql/agent/plugins/ollama/catalog.json

@@ -0,0 +1,69 @@
+{
+  "generatedBy": "openclaw-plugin-model-catalog-v1",
+  "providers": {
+    "ollama": {
+      "baseUrl": "http://127.0.0.1:11434",
+      "models": [
+        {
+          "id": "qwen3-coder:latest",
+          "name": "qwen3-coder:latest",
+          "reasoning": false,
+          "input": [
+            "text"
+          ],
+          "cost": {
+            "input": 0,
+            "output": 0,
+            "cacheRead": 0,
+            "cacheWrite": 0
+          },
+          "contextWindow": 65535,
+          "maxTokens": 8192,
+          "params": {
+            "num_ctx": 65535
+          }
+        },
+        {
+          "id": "huihui_ai/glm-4.7-flash-abliterated:latest",
+          "name": "huihui_ai/glm-4.7-flash-abliterated:latest",
+          "reasoning": false,
+          "input": [
+            "text"
+          ],
+          "cost": {
+            "input": 0,
+            "output": 0,
+            "cacheRead": 0,
+            "cacheWrite": 0
+          },
+          "contextWindow": 65535,
+          "maxTokens": 8192,
+          "params": {
+            "num_ctx": 65535
+          }
+        },
+        {
+          "id": "deepseek-v4-flash:cloud",
+          "name": "DeepSeek V4 Flash (Cloud)",
+          "reasoning": false,
+          "input": [
+            "text"
+          ],
+          "cost": {
+            "input": 0,
+            "output": 0,
+            "cacheRead": 0,
+            "cacheWrite": 0
+          },
+          "contextWindow": 131072,
+          "maxTokens": 8192,
+          "params": {
+            "num_ctx": 131072
+          }
+        }
+      ],
+      "apiKey": "OLLAMA_API_KEY",
+      "api": "ollama"
+    }
+  }
+}

openclaw.json

@@ -177,6 +177,19 @@
           "name": "卷儿",
           "avatar": "./avatars/assistant.jpg"
         }
+      },
+      {
+        "id": "sql",
+        "name": "SQL",
+        "workspace": "/home/yangxuan/.openclaw/workspace-sql",
+        "agentDir": "/home/yangxuan/.openclaw/agents/sql/agent",
+        "model": {
+          "primary": "deepseek/deepseek-v4-flash"
+        },
+        "identity": {
+          "name": "SQL",
+          "avatar": "./avatars/assistant.jpg"
+        }
       }
     ]
   },