<Gitmoji> <type>(<scope>)[!]: <subject>

[optional body]

[optional footer(s)]

✨ feat(auth): add OAuth2 login flow

- :sparkles: implement `GoogleAuthProvider` with PKCE
- :lock: add CSRF token validation

Closes #42

♻️ refactor(api)!: change response envelope format

BREAKING CHANGE: `data` key renamed to `result` in all API responses

- :sparkles: add new endpoint
- :bug: fix null pointer in handler
- :recycle: extract shared validation logic

# Check what's staged vs unstaged
git status --porcelain

# View staged diff (preferred)
git diff --staged

# View unstaged diff if nothing staged
git diff

# Stage specific files (preferred over git add -A)
git add path/to/file1 path/to/file2

# Stage by pattern
git add src/components/*

# Single line
git commit -m "✨ feat(auth): add OAuth2 login flow"

# Multi-line with body
git commit -m "$(cat <<'EOF'
✨ feat(auth): add OAuth2 login flow

- :sparkles: implement `GoogleAuthProvider` with PKCE
- :lock: add CSRF token validation

Closes #42
EOF
)"