Fix Gemini routing, Claude aliases, and server stability (Multi-stage build)

Add application files for Hugging Face Space

fix: complete management panel 404 debugging and file handling improvements

fix: remove undefined -port flag, use config instead

fix: use printf instead of echo for startup script

Final Stack: Go Proxy on 7860

Final Stack: Go Proxy on 7860

Fix: Switch app port to 8080 to avoid potential 7860 conflict

Fix: Delete Dockerfile.hf and bust cache to force Debian base

Debug: Sleep infinity to verify container control

Debug: Remove freeapis-proxy files entirely to stop HF auto-discovery

Debug: Disable FreeAPIs proxy to identify uvicorn source

Fix: Overwrite Dockerfile with Dockerfile.hf content to ensure HF uses the correct build

Go 1.23: Required by tiktoken-go v0.5.0

Go 1.22: Fix gcfg and ProtonMail dependency issues

Single-stage Dockerfile for HF Spaces

Downgrade to Go 1.21 for maximum compatibility

Try Go 1.22 + Alpine sh compatibility

Fresh start: Go 1.23 + go-git/v5 compatibility