Add HTTPS support with Caddy and clean up legacy files

- Add Caddy reverse proxy for automatic HTTPS with Let's Encrypt
- Update docker-compose.yml with Caddy service and internal networking
- Remove all Redis dependencies (not needed for this deployment)
- Fix Dockerfile permissions for instance and uploads directories
- Move legacy scripts to old_code_documentation folder
  - add_muted_column.py, check_fix_player.py, migrate_add_edit_enabled.py
  - docker-start.sh, run_dev.sh, start.sh, clean_for_deployment.sh
- Add HTTPS_SETUP.md documentation for Caddy configuration
- Update .env.example with DOMAIN and EMAIL variables
- Remove redis package from requirements.txt
- Remove rate limiting Redis storage from config.py

old_code_documentation/check_fix_player.py

@@ -0,0 +1,49 @@
+#!/usr/bin/env python3
+"""Check and fix player quickconnect code."""
+
+from app import create_app
+from app.models import Player
+from app.extensions import db
+
+app = create_app()
+
+with app.app_context():
+    # Find player by hostname
+    player = Player.query.filter_by(hostname='tv-terasa').first()
+    
+    if not player:
+        print("❌ Player 'tv-terasa' NOT FOUND in database!")
+        print("\nAll registered players:")
+        all_players = Player.query.all()
+        for p in all_players:
+            print(f"  - ID={p.id}, Name='{p.name}', Hostname='{p.hostname}'")
+    else:
+        print(f"✅ Player found:")
+        print(f"   ID: {player.id}")
+        print(f"   Name: {player.name}")
+        print(f"   Hostname: {player.hostname}")
+        print(f"   Playlist ID: {player.playlist_id}")
+        print(f"   Status: {player.status}")
+        print(f"   QuickConnect Hash: {player.quickconnect_code[:60] if player.quickconnect_code else 'Not set'}...")
+        
+        # Test the quickconnect code
+        test_code = "8887779"
+        print(f"\n🔐 Testing quickconnect code: '{test_code}'")
+        
+        if player.check_quickconnect_code(test_code):
+            print(f"✅ Code '{test_code}' is VALID!")
+        else:
+            print(f"❌ Code '{test_code}' is INVALID - Hash doesn't match!")
+            
+            # Update it
+            print(f"\n🔧 Updating quickconnect code to: '{test_code}'")
+            player.set_quickconnect_code(test_code)
+            db.session.commit()
+            print("✅ QuickConnect code updated successfully!")
+            print(f"   New hash: {player.quickconnect_code[:60]}...")
+            
+            # Verify the update
+            if player.check_quickconnect_code(test_code):
+                print(f"✅ Verification successful - code '{test_code}' now works!")
+            else:
+                print(f"❌ Verification failed - something went wrong!")