fix: Improve init.sh robustness and IDE configuration handling

[peterlodri92]

Fixes #159

Changes

Error Handling Improvements

• Add existence checks before file operations to prevent errors

  • Only attempt to replace content in files that exist
  • Only attempt to move files if source exists
  • Only attempt to remove files if they exist

• Directory Management

  • Create target directories before moving files to prevent path-related errors
  • Ensure .idea/runConfigurations directory exists before processing
  • Create .vscode directory for VS Code configuration

• Code Quality

  • Add comments to explain key script sections
  • Improve IDE configuration handling logic
  • Maintain backward compatibility with existing initialization behavior

These changes make the initialization script more robust and less likely to fail see

• Cannot execute init.sh #159