Update start.sh

start.sh

@@ -134,29 +134,45 @@ fi
 
 
 
-echo "Starting n8n..."
-exec n8n start
 # --- n8n Start (as n8nuser) ---
-# (This section remains the same)
 echo "--- n8n Setup (running as $(whoami)) ---"
-if [ -z "$N8N_ENCRYPTION_KEY" ]; then echo "ERROR: N8N_ENCRYPTION_KEY is not set."; exit 1; fi
-if [ -z "$DB_POSTGRESDB_PASSWORD" ]; then echo "ERROR: DB_POSTGRESDB_PASSWORD is not set."; exit 1; fi
 
+# Check for essential secrets first
+if [ -z "$N8N_ENCRYPTION_KEY" ]; then 
+    echo "ERROR: N8N_ENCRYPTION_KEY is not set. Please set it as a Space secret."
+    exit 1
+fi
+if [ -z "$DB_POSTGRESDB_PASSWORD" ]; then 
+    echo "ERROR: DB_POSTGRESDB_PASSWORD is not set. Please set it as a Space secret."
+    exit 1 # This check might be redundant if PG setup already exited, but good for clarity
+fi
+
+# Set up n8n environment variables
 export N8N_USER_FOLDER="/home/n8nuser/.n8n"
-export GENAI_MODELS_N8N_DEFAULT_MODEL="$DEFAULT_MODEL"
-export DB_POSTGRESDB_PORT="$POSTGRES_PORT" 
+export GENAI_MODELS_N8N_DEFAULT_MODEL="$DEFAULT_MODEL" # DEFAULT_MODEL is from Ollama section
+export DB_POSTGRESDB_PORT="$POSTGRES_PORT" # POSTGRES_PORT is from PostgreSQL section
+
+# Security headers for Hugging Face embedding
 export N8N_SEC_EMBEDDER_HEADER_ALLOW_FROM_REGEX="^https?:\/\/([a-zA-Z0-9\-]+\.)*hf\.space$"
 export N8N_SEC_ALLOW_ALL_ORIGINS_FOR_WEBHOOKS="true" 
-export N8N_RUNNERS_ENABLED="true"
 
+# Enable task runners (recommended by n8n deprecation notice)
+export N8N_RUNNERS_ENABLED="true"
 
+# Configure URLs if HF_SPACE_HOST_WITH_PROTOCOL is available
 if [ -n "$HF_SPACE_HOST_WITH_PROTOCOL" ]; then
     export WEBHOOK_URL="$HF_SPACE_HOST_WITH_PROTOCOL/"
     export N8N_EDITOR_BASE_URL="$HF_SPACE_HOST_WITH_PROTOCOL/"
     echo "N8N URLs set for Hugging Face Space: $N8N_EDITOR_BASE_URL"
+elif [ -n "$SPACE_HOST" ]; then
+    # Fallback using SPACE_HOST if available
+    DERIVED_URL="https://$SPACE_HOST/"
+    export WEBHOOK_URL="$DERIVED_URL"
+    export N8N_EDITOR_BASE_URL="$DERIVED_URL"
+    echo "N8N URLs derived from SPACE_HOST: $N8N_EDITOR_BASE_URL"
 else
-    echo "Warning: HF_SPACE_HOST_WITH_PROTOCOL not found."
+    echo "Warning: Neither HF_SPACE_HOST_WITH_PROTOCOL nor SPACE_HOST found. n8n URLs may not be set optimally."
 fi
 
 echo "Starting n8n..."
-exec n8n start
+exec n8n start # This is the single, final command to start n8n