Add comprehensive API documentation to Cloudron setup instructions

- Added detailed API endpoint information in SETUP-INSTRUCTIONS.md
- Documented API usage with Ente CLI
- Enhanced routing configuration for auth/cast/accounts apps
- Updated to version 0.1.64

debug-headers.sh

@@ -0,0 +1,35 @@
+#!/bin/bash
+
+echo "==> Debugging Caddy MIME type headers"
+echo "==> Testing various file types..."
+
+BASE_URL="${1:-https://ente.due.ren}"
+
+echo
+echo "Testing HTML files:"
+curl -I "$BASE_URL/" 2>/dev/null | grep -i content-type || echo "No Content-Type header found"
+curl -I "$BASE_URL/index.html" 2>/dev/null | grep -i content-type || echo "No Content-Type header found"
+
+echo
+echo "Testing JavaScript files:"
+curl -I "$BASE_URL/config.js" 2>/dev/null | grep -i content-type || echo "No Content-Type header found"
+
+echo
+echo "Testing CSS files (if any):"
+curl -I "$BASE_URL/styles.css" 2>/dev/null | grep -i content-type || echo "File not found or no Content-Type header"
+
+echo
+echo "Testing JSON files (if any):"
+curl -I "$BASE_URL/manifest.json" 2>/dev/null | grep -i content-type || echo "File not found or no Content-Type header"
+
+echo
+echo "==> Full response headers for main page:"
+curl -I "$BASE_URL/" 2>/dev/null || echo "Failed to connect to $BASE_URL"
+
+echo
+echo "==> To test from inside a container:"
+echo "docker exec -it <container-name> curl -I http://localhost:3080/"
+
+echo
+echo "==> To view Caddy logs:"
+echo "docker exec -it <container-name> tail -f /app/data/logs/caddy.log"