docs: improve local build instructions with automatic versioning

release: v2.2.4 - Document local install override and UI improvements

Merge branch 'main' of https://github.com/tungcorn/antigravity-usage-checker

docs: Add security warning about malicious fork to README.

Clarify known limitations in README

docs: add ExecutionPolicy bypass troubleshooting for Windows install

feat: update release workflow commit message format

feat: show days in reset time when exceeds 24 hours

docs: separate comprehensive development guide into bilingual CONTRIBUTING.md

docs: Expand README development section with prerequisites, setup, running, cross-platform builds, and project structure guidelines.

Fix tool name in known limitations section

docs: add agu alias to help message (v2.2.2)

fix: add version parameter to install instructions in releases

fix: use agu.bat instead of copying agu.exe (v2.2.1)

feat: add account display and improve agu deployment (v2.2.0)