Refactor tool execution pipeline

tools/memories/specs/delete_memory.tool.yaml

@@ -0,0 +1,14 @@
+name: delete_memory
+desc: 按ID删除指定的长期记忆。用于"忘记我住哪里""删除那条记录"等清除记忆的请求
+type: stdio
+tool: memories
+command: delete
+path: /target/release/memories
+risk_level: high
+timeout_secs: 5
+env:
+  - IAS_MEMORY_DIR
+params:
+  - name: memory_id
+    required: true
+    desc: 记忆ID

tools/memories/specs/get_memory.tool.yaml

@@ -0,0 +1,14 @@
+name: get_memory
+desc: 按ID查看指定的单条记忆详情。用于需要确认某条具体记忆内容的场景
+type: stdio
+tool: memories
+command: get
+path: /target/release/memories
+risk_level: low
+timeout_secs: 3
+env:
+  - IAS_MEMORY_DIR
+params:
+  - name: memory_id
+    required: true
+    desc: 记忆的数字ID，从 read_memories 返回结果中获取

tools/memories/specs/read_memories.tool.yaml

@@ -0,0 +1,11 @@
+name: read_memories
+desc: 读取用户的所有长期记忆。返回之前记录的个人偏好、习惯、重要信息等。用于"你还记得我住哪吗""我之前说过喜欢什么"等回忆类问题
+type: stdio
+tool: memories
+command: list
+path: /target/release/memories
+risk_level: low
+timeout_secs: 3
+env:
+  - IAS_MEMORY_DIR
+params:

tools/memories/specs/update_memory.tool.yaml

@@ -0,0 +1,17 @@
+name: update_memory
+desc: 按ID更新指定记忆的内容。用于"我搬家了，更新地址""把我名字改成XX"等修改记忆的请求
+type: stdio
+tool: memories
+command: update
+path: /target/release/memories
+risk_level: high
+timeout_secs: 5
+env:
+  - IAS_MEMORY_DIR
+params:
+  - name: memory_id
+    required: true
+    desc: 记忆ID
+  - name: content
+    required: true
+    desc: 更新后的新内容，覆盖原记忆

tools/memories/specs/write_memory.tool.yaml

@@ -0,0 +1,14 @@
+name: write_memory
+desc: 记录一条新的长期记忆。当用户透露个人偏好、习惯、重要信息时使用此工具
+type: stdio
+tool: memories
+command: add
+path: /target/release/memories
+risk_level: high
+timeout_secs: 5
+env:
+  - IAS_MEMORY_DIR
+params:
+  - name: content
+    required: true
+    desc: 要记录的记忆内容，用自然语言描述。如"用户住在合肥包河区联投新安里A区"