diff --git a/.claude/claudian-settings.json b/.claude/claudian-settings.json
index 942dd40..db09053 100644
--- a/.claude/claudian-settings.json
+++ b/.claude/claudian-settings.json
@@ -45,6 +45,7 @@
   "titleGenerationModel": "",
   "show1MModel": false,
   "enableChrome": false,
+  "enableBangBash": false,
   "excludedTags": [],
   "mediaFolder": "05_Attachments",
   "systemPrompt": "",
@@ -52,7 +53,7 @@
     "~/Downloads"
   ],
   "persistentExternalContextPaths": [],
-  "environmentVariables": "",
+  "environmentVariables": "HTTPS_PROXY=\"http://localhost:7892\"",
   "envSnippets": [],
   "customContextLimits": {},
   "keyboardNavigation": {
diff --git a/01_Projects/AI-Development/Obsidian Agent/vault-memory/architecture.md b/01_Projects/AI-Development/Obsidian Agent/vault-memory/architecture.md
index 411f2fe..4b0276c 100644
--- a/01_Projects/AI-Development/Obsidian Agent/vault-memory/architecture.md	
+++ b/01_Projects/AI-Development/Obsidian Agent/vault-memory/architecture.md	
@@ -15,22 +15,22 @@ created: 2026-02-25
 
 ## 双层记忆模型
 
-```
-┌─────────────────────────────────────────────┐
-│  Claude Agent (agent-with-memory.sh)        │
-│                                             │
-│  Layer B: MEMORY.md (偏好/事实/约束)         │
-│  Layer A: pgvector 语义检索结果              │
-└─────────────────────────────────────────────┘
-         ↑                    ↑
-   Claude Code           query_pgvector.py
-   MEMORY.md             PostgreSQL + pgvector
-                              ↑
-                    incremental_ingest.py
-                              ↑
-                    git post-commit hook
-                              ↑
-                    Obsidian Vault (.md files)
+```mermaid
+graph TD
+    A["🗂️ Obsidian Vault (.md files)"]
+    B["🪝 git post-commit hook"]
+    C["⚙️ incremental_ingest.py"]
+    D[("🐘 PostgreSQL + pgvector")]
+    E["🔍 query_pgvector.py"]
+    F["📝 Claude Code / MEMORY.md"]
+    G["🤖 Claude Agent\nagent-with-memory.sh"]
+    H["Layer B: MEMORY.md\n偏好 / 事实 / 约束"]
+    I["Layer A: pgvector\n语义检索结果"]
+
+    A --> B --> C --> D --> E --> G
+    F --> G
+    G --> H
+    G --> I
 ```
 
 ### Layer A：文档语义记忆
@@ -85,16 +85,21 @@ memory_secure_audit (
 
 ## 增量同步流程
 
-```
-git commit
-  └── post-commit hook（nohup，不阻塞提交）
-        └── incremental_ingest.py --changes-file <tmp>
-              ├── 解析 git diff-tree 输出（A/M/T/D/R）
-              ├── 获取 index_lock（跨平台文件锁）
-              └── 逐事件处理：
-                    A/M/T → upsert_file()
-                    D     → DELETE from both tables
-                    R     → DELETE old, upsert_file(new)
+```mermaid
+flowchart TD
+    GC["git commit"]
+    HK["post-commit hook\nnohup，不阻塞提交"]
+    II["incremental_ingest.py\n--changes-file &lt;tmp&gt;"]
+    PD["解析 git diff-tree 输出\nA / M / T / D / R"]
+    LK["获取 index_lock\n跨平台文件锁"]
+    AMT["A/M/T → upsert_file()"]
+    D["D → DELETE from both tables"]
+    R["R → DELETE old\n+ upsert_file(new)"]
+
+    GC --> HK --> II --> PD --> LK
+    LK --> AMT
+    LK --> D
+    LK --> R
 ```
 
 ## 安全策略