feat: add PostgreSQL password Secret block

setup_blocks.py

@@ -4,6 +4,7 @@ Setup Prefect Blocks from environment variables.
 
 import os
 from prefect_aws import AwsCredentials
+from prefect.blocks.system import Secret
 
 
 def setup_blocks():
@@ -24,6 +25,14 @@ def setup_blocks():
         print("✅ Block 'garage-credentials' created/updated")
     else:
         print("⚠️  Skipping garage-credentials: missing environment variables")
+    
+    # PostgreSQL password pour netbox
+    pg_password = os.environ.get("PG_PASSWORD")
+    if pg_password:
+        Secret(value=pg_password).save("netbox-db-password", overwrite=True)
+        print("✅ Block 'netbox-db-password' created/updated")
+    else:
+        print("⚠️  Skipping netbox-db-password: PG_PASSWORD not set")
 
 
 if __name__ == "__main__":