Commit and push

Step 0: Gather context

Run these Bash commands before proceed:

• git status -sb -- worktree state
• git diff HEAD -- staged + unstaged changes
• git branch --show-current -- current branch
• gh repo view --json defaultBranchRef -q '.defaultBranchRef.name' -- default branch
• git log --oneline -5 -- recent commits for style

Prerequisites

1. Verify inside git repo
2. Verify git remote exist: git remote -v -- if none, stop + explain

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