DeepSeek Harness environment diagnostic tool

Key features

• Take the CLI and install automatic registration to the system PATH, direct execution is sufficient.
• dsh-doctor is the DSH first "diagnosis + fix + rollback" integration tool and also a running self-healing service
• ctx.provide ('dsh-doctor') - Exposure diagnosis/rehabilitation/ rollback API to other plugins
• Overwrite File Zoom Save original contents and resume when rolling back
• The repairs were reversible and damaged at any time.