docs: comprehensive documentation updates and modernization

- Update BUILDING.md with current build system information
- Modernize various README files across the project
- Update CHANGELOG.md with recent changes
- Improve documentation consistency and formatting
- Update platform-specific documentation (iOS, Electron, Docker)
- Enhance test documentation and build guides

doc/debug-hook-guide.md

@@ -120,6 +120,7 @@ git commit -m "test"  # Should be blocked
 ## ⚙️ Configuration
 
 Edit `.git/hooks/debug-checker.config` to customize:
+
 - **Protected branches**: Add/remove branches as needed
 - **Debug patterns**: Customize what gets detected
 - **Skip patterns**: Adjust file filtering rules
@@ -127,14 +128,17 @@ Edit `.git/hooks/debug-checker.config` to customize:
 ## 🚨 Emergency Bypass
 
 If you absolutely need to commit debug code to a protected branch:
+
 ```bash
 git commit --no-verify -m "emergency: debug code needed"
 ```
+
 ⚠️ **Warning**: This bypasses all pre-commit hooks. Use sparingly.
 
 ## 🔄 Updates
 
 When the hook is updated in the main repository:
+
 ```bash
 ./scripts/install-debug-hook.sh
 ```
@@ -170,6 +174,7 @@ A test script is available at `scripts/test-debug-hook.sh` to verify the hook wo
 ## 🎯 Team Workflow
 
 **Recommended setup:**
+
 1. **Repository setup**: Include hook files in `.githooks/` directory
 2. **Team onboarding**: Run installation script in each repo
 3. **Updates**: Re-run installation script when hooks are updated