Move VS Code specific configuration files to tools directory. **Tasks:** - [ ] Move `process-palette.json` → `tools/vscode/process-palette.json` - [ ] Move `compile_commands.json` → `tools/vscode/compile_commands.json` - [ ] Test VS Code functionality after move **Acceptance Criteria:** - Files moved to correct location - VS Code tools function correctly **Dependencies:** Create tools/ directory structure **Estimate:** 1 story point