add clarifying comments

pgadmin-config-creator/app.py

@@ -2,17 +2,24 @@ import json
 import os
 import time
 
+# open json file in docker volume
 with open("/config/servers.json", "w") as f:
     print("created " + f.name)
+    # template json string
     template_string = (
         '{"Servers": {"1": {"Name": "DavinciResolve", '
         '"Group": "Servers", "Port": 5432, "Username": '
         '"postgres", "Host": "postgres", "SSLMode": "prefer", "MaintenanceDB": "postgres"}}}'
     )
     data = json.loads(template_string)
+    # fix username
     data["Servers"]["1"]["Username"] = os.getenv("POSTGRES_USER")
     print("printing json to file...")
     print(data)
+    # update config file
     json.dump(data, f, indent=2)
-# sleep until GHA Healthchecks are complete
+# Sleep until GHA Healthchecks are complete.
+# I'm sure there's a better way to get this to not
+# stall a docker-compose up --wait, but I don't know
+# what it is
 time.sleep(125)