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Fix Docker Nginx 502 Bad Gateway Upstream Error - Git Push Rejected: Non-Fast-Forward Solution-Resolve Git Push Rejected Non Fast Forward

2026-07-28 09:30:29office-tools

Fix Docker Nginx 502 Bad Gateway Upstream Error - Git Push Rejected: Non-Fast-Forward Solution-Resolve Git Push Rejected Non Fast Forward

Final checklist

Confirm that the same symptom is gone after a restart or refresh.
Keep the smallest working change and undo temporary diagnostic settings.