Persist redis config into config.json

CloudronManifest.json

@@ -5,7 +5,7 @@
   "description": "Next-gen knowledge base that blends docs, whiteboards, and databases for self-hosted teams.",
   "website": "https://affine.pro",
   "contactEmail": "support@affine.pro",
-  "version": "0.1.9",
+  "version": "0.1.10",
   "changelog": "Initial Cloudron packaging",
   "manifestVersion": 2,
   "minBoxVersion": "7.0.0",

start.sh

@@ -101,6 +101,20 @@ PY
   record_env_var REDIS_SERVER_USERNAME "$username"
   record_env_var REDIS_URL "$CLOUDRON_REDIS_URL"
   record_env_var REDIS_SERVER_URL "$CLOUDRON_REDIS_URL"
+  python3 - <<'PY'
+import json
+import os
+from pathlib import Path
+config_path = Path(os.environ['APP_DATA_DIR']) / 'config' / 'config.json'
+data = json.loads(config_path.read_text())
+redis = data.setdefault('redis', {})
+redis['host'] = os.environ['REDIS_SERVER_HOST']
+redis['port'] = int(os.environ['REDIS_SERVER_PORT'])
+redis['password'] = os.environ['REDIS_SERVER_PASSWORD']
+redis['username'] = os.environ['REDIS_SERVER_USERNAME']
+redis['db'] = int(os.environ['REDIS_SERVER_DATABASE'])
+config_path.write_text(json.dumps(data, indent=2))
+PY
   log "Configured Redis endpoint"
 }