fix(checkpointer): use_postgres 回退为 false 恢复本地 SQLite 聊天历史

- 发版 40206dc9 将 checkpointer 切到空的远程 Postgres 导致历史不可见,
  且迁移/dual-read 未生效;翻回 SQLite 恢复历史
- config.yaml(backend): 注释掉暂不使用的模型条目

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

offline-backend-20260512/backend/config.yaml

@@ -10,104 +10,114 @@ gateway:
   port: 8001
 
 models:
-  - name: deepseek-chat
-    display_name: DeepSeek Chat
-    use: langchain_openai:ChatOpenAI
-    model: deepseek-chat
-    api_key: sk-3fee562f834a4c08bb0d471ef44cb445
-    base_url: https://api.deepseek.com
-    request_timeout: 600.0
-    max_retries: 2
-    max_tokens: 4096
-    temperature: 1.0
-    supports_vision: false
-    supports_thinking: true
+  # - name: deepseek-chat
+  #   display_name: DeepSeek Chat
+  #   use: langchain_openai:ChatOpenAI
+  #   model: deepseek-chat
+  #   api_key: sk-3fee562f834a4c08bb0d471ef44cb445
+  #   base_url: https://api.deepseek.com
+  #   request_timeout: 600.0
+  #   max_retries: 2
+  #   max_tokens: 4096
+  #   temperature: 1.0
+  #   supports_vision: false
+  #   supports_thinking: true
 
-  - name: zai-org/GLM-5-FP8
-    display_name: zai-org/GLM-5-FP8
-    use: langchain_openai:ChatOpenAI
-    model: zai-org/GLM-5-FP8
-    api_key: modalresearch_gWu46FDpVLYZWPVEA3b_2fq8Jw2UJiKMgEm_Rxmn1SA
-    base_url: https://api.us-west-2.modal.direct/v1
-    request_timeout: 600.0
-    max_retries: 2
-    max_tokens: 4096
-    temperature: 1.0
-    supports_vision: true
-    supports_thinking: true
+  # - name: zai-org/GLM-5-FP8
+  #   display_name: zai-org/GLM-5-FP8
+  #   use: langchain_openai:ChatOpenAI
+  #   model: zai-org/GLM-5-FP8
+  #   api_key: modalresearch_gWu46FDpVLYZWPVEA3b_2fq8Jw2UJiKMgEm_Rxmn1SA
+  #   base_url: https://api.us-west-2.modal.direct/v1
+  #   request_timeout: 600.0
+  #   max_retries: 2
+  #   max_tokens: 4096
+  #   temperature: 1.0
+  #   supports_vision: true
+  #   supports_thinking: true
 
 
-  - name: deepseek-v4-flash
-    display_name: DeepSeek V4 Flash
-    use: langchain_openai:ChatOpenAI
-    model: deepseek-v4-flash
-    api_key: sk-3fee562f834a4c08bb0d471ef44cb445
-    base_url: https://api.deepseek.com
-    request_timeout: 600.0
-    max_retries: 2
-    max_tokens: 4096
-    temperature: 1.0
-    supports_vision: false
-    supports_thinking: true
+  # - name: deepseek-v4-flash
+  #   display_name: DeepSeek V4 Flash
+  #   use: langchain_openai:ChatOpenAI
+  #   model: deepseek-v4-flash
+  #   api_key: sk-3fee562f834a4c08bb0d471ef44cb445
+  #   base_url: https://api.deepseek.com
+  #   request_timeout: 600.0
+  #   max_retries: 2
+  #   max_tokens: 4096
+  #   temperature: 1.0
+  #   supports_vision: false
+  #   supports_thinking: true
 
-  - name: deepseek-v4-pro
-    display_name: DeepSeek V4 Pro
+  # - name: deepseek-v4-pro
+  #   display_name: DeepSeek V4 Pro
+  #   use: langchain_openai:ChatOpenAI
+  #   model: deepseek-v4-pro
+  #   api_key: sk-e1c22b7931dc446f8b67e57878edd105
+  #   base_url: https://api.deepseek.com
+  #   request_timeout: 600.0
+  #   max_retries: 2
+  #   max_tokens: 4096
+  #   temperature: 1.0
+  #   supports_vision: false
+  #   supports_thinking: true
+  # - name: MiniMax-M2.7
+  #   display_name: MiniMax-M2.7
+  #   use: langchain_openai:ChatOpenAI
+  #   model: MiniMax-M2.7
+  #   api_key: sk-cp-mrsAGtzDpUl0TpOBPVoiRG_pWF1kDDN9_mDAnONBs6HIPcNUexSKtSbx2QOxfKBvJT6Xw6hDTV6hdkJYFWfNA8UtHQ08TiGJiosdRoW6q1sGb6Cb7D85NHk
+  #   base_url: https://api.minimaxi.com/v1
+  #   max_tokens: 4096
+  #   temperature: 1.0
+  #   supports_vision: true
+  #   supports_thinking: true
+  # - name: glm-5.1
+  #   display_name: glm-5.1
+  #   use: langchain_openai:ChatOpenAI
+  #   model: glm-5.1
+  #   api_key: 75121e4bed7640d5b71ac95cf8b4310a.RA3GyRBAR3kv7VrR
+  #   base_url: https://open.bigmodel.cn/api/paas/v4/
+  #   max_tokens: 4096
+  #   temperature: 1.0
+  #   supports_vision: true
+  #   supports_thinking: true
+  # - name: deepseek-ai/DeepSeek-OCR
+  #   display_name: deepseek-ai/DeepSeek-OCR
+  #   use: langchain_openai:ChatOpenAI
+  #   model: deepseek-ai/DeepSeek-OCR
+  #   api_key: sk-beshfxfxfrllsczpqfrgjbugfbpzxgqgedbehceytpcvvtyb
+  #   base_url: https://api.siliconflow.cn/v1/
+  #   max_tokens: 4096
+  #   temperature: 1.0
+  #   supports_vision: true
+  #   supports_thinking: true
+  # - name: zai-org/GLM-5-FP8
+  #   display_name: zai-org/GLM-5-FP8
+  #   use: langchain_openai:ChatOpenAI
+  #   model: zai-org/GLM-5-FP8
+  #   api_key: modalresearch_gWu46FDpVLYZWPVEA3b_2fq8Jw2UJiKMgEm_Rxmn1SA
+  #   base_url: https://api.us-west-2.modal.direct/v1
+  #   request_timeout: 600.0
+  #   max_retries: 2
+  #   max_tokens: 4096
+  #   temperature: 1.0
+  #   supports_vision: true
+  #   supports_thinking: true
+  # - name: Qwen/Qwen3.6-27B
+  #   display_name: Qwen/Qwen3.6-27B
+  #   use: langchain_openai:ChatOpenAI
+  #   model: Qwen/Qwen3.6-27B
+  #   api_key:  sk-ighylafootabtuthwueirmoycccyqtdgbifyhozduvolkdyt
+  #   base_url: https://api.siliconflow.cn/v1/
+  #   max_tokens: 4096
+  #   temperature: 1.0
+  #   supports_vision: true
+  #   supports_thinking: true
+  - name: deepseek-ai/DeepSeek-V4-Flash
+    display_name: deepseek-ai/DeepSeek-V4-Flash
     use: langchain_openai:ChatOpenAI
-    model: deepseek-v4-pro
-    api_key: sk-e1c22b7931dc446f8b67e57878edd105
-    base_url: https://api.deepseek.com
-    request_timeout: 600.0
-    max_retries: 2
-    max_tokens: 4096
-    temperature: 1.0
-    supports_vision: false
-    supports_thinking: true
-  - name: MiniMax-M2.7
-    display_name: MiniMax-M2.7
-    use: langchain_openai:ChatOpenAI
-    model: MiniMax-M2.7
-    api_key: sk-cp-mrsAGtzDpUl0TpOBPVoiRG_pWF1kDDN9_mDAnONBs6HIPcNUexSKtSbx2QOxfKBvJT6Xw6hDTV6hdkJYFWfNA8UtHQ08TiGJiosdRoW6q1sGb6Cb7D85NHk
-    base_url: https://api.minimaxi.com/v1
-    max_tokens: 4096
-    temperature: 1.0
-    supports_vision: true
-    supports_thinking: true
-  - name: glm-5.1
-    display_name: glm-5.1
-    use: langchain_openai:ChatOpenAI
-    model: glm-5.1
-    api_key: 75121e4bed7640d5b71ac95cf8b4310a.RA3GyRBAR3kv7VrR
-    base_url: https://open.bigmodel.cn/api/paas/v4/
-    max_tokens: 4096
-    temperature: 1.0
-    supports_vision: true
-    supports_thinking: true
-  - name: deepseek-ai/DeepSeek-OCR
-    display_name: deepseek-ai/DeepSeek-OCR
-    use: langchain_openai:ChatOpenAI
-    model: deepseek-ai/DeepSeek-OCR
-    api_key: sk-beshfxfxfrllsczpqfrgjbugfbpzxgqgedbehceytpcvvtyb
-    base_url: https://api.siliconflow.cn/v1/
-    max_tokens: 4096
-    temperature: 1.0
-    supports_vision: true
-    supports_thinking: true
-  - name: zai-org/GLM-5-FP8
-    display_name: zai-org/GLM-5-FP8
-    use: langchain_openai:ChatOpenAI
-    model: zai-org/GLM-5-FP8
-    api_key: modalresearch_gWu46FDpVLYZWPVEA3b_2fq8Jw2UJiKMgEm_Rxmn1SA
-    base_url: https://api.us-west-2.modal.direct/v1
-    request_timeout: 600.0
-    max_retries: 2
-    max_tokens: 4096
-    temperature: 1.0
-    supports_vision: true
-    supports_thinking: true
-  - name: Qwen/Qwen3.6-27B
-    display_name: Qwen/Qwen3.6-27B
-    use: langchain_openai:ChatOpenAI
-    model: Qwen/Qwen3.6-27B
+    model: deepseek-ai/DeepSeek-V4-Flash
     api_key:  sk-ighylafootabtuthwueirmoycccyqtdgbifyhozduvolkdyt
     base_url: https://api.siliconflow.cn/v1/
     max_tokens: 4096

offline-backend-20260512/config.yaml

@@ -220,7 +220,7 @@ checkpointer:
   type: postgres
   # true: 新 checkpoint 写入 Postgres；false: 保留 PG 配置但继续使用 SQLite。
   # 也可临时用环境变量 DEER_FLOW_USE_PG_CHECKPOINTER=0 覆盖。
-  use_postgres: true
+  use_postgres: false
   connection_string: postgresql://postgres:postgres123@47.88.25.99:8432/deerflow
   sqlite_connection_string: backend/.deer-flow/data/deerflow.db
   dual_read_enabled: true