docs: add bash execution rules and Windows path conversion guide

- Add rule to prevent run_in_background parameter in bash() calls
- Add Windows path conversion guidelines for Git Bash compatibility
- Simplify path handling: C:\path → /c/path, relative paths unchanged

.claude/commands/update-memory-full.md

@@ -36,6 +36,7 @@ argument-hint: "[--tool gemini|qwen|codex] [--path <directory>]"
 4. **Depth-Parallel**: Same depth runs parallel (max 4 jobs), different depths sequential
 5. **Safety Check**: Verify only CLAUDE.md files modified, revert if source files touched
 6. **Independent Commands**: Each update is a separate bash() call
+7. **No Background Bash Tool**: Never use `run_in_background` parameter in bash() calls; use shell `&` for parallelism
 
 ## Execution Workflow
 

.claude/commands/update-memory-related.md

@@ -30,6 +30,7 @@ argument-hint: "[--tool gemini|qwen|codex]"
 3. **Related Mode**: Update only changed modules and their parent contexts
 4. **Depth-Parallel**: Same depth runs parallel (max 4 jobs), different depths sequential
 5. **Safety Check**: Verify only CLAUDE.md files modified, revert if source files touched
+6. **No Background Bash Tool**: Never use `run_in_background` parameter in bash() calls; use shell `&` for parallelism
 
 ## Execution Workflow
 

CLAUDE.md

@@ -70,6 +70,11 @@ For all CLI tool usage, command syntax, and integration guidelines:
 - Learn from existing implementations
 - Stop after 3 failed attempts and reassess
 
+## Platform-Specific Guidelines
+
+### Windows Path Conversion for Bash Commands
+- **Windows paths** must convert to Git Bash format: `C:\path` → `/c/path`, `D:\path` → `/d/path`, `\` → `/`
+- **Relative paths** (starting with `.` or `..`) require no conversion
 
 #### **Content Uniqueness Rules**