make config.yml path configurable in .env file (#1294)

Author: dkay0670

default.env

@@ -2,3 +2,4 @@ POSTGRES_DB_NAME=
 POSTGRES_DB_PASSWORD=
 POSTGRES_DB_USER=
 DEBUG=
+CONFIG_YML=./config.yml

techsupport_bot/bot.py

@@ -47,7 +47,7 @@ class TechSupportBot(commands.Bot):
         FUNCTIONS_DIR (str):The list of all files in the FUNCTIONS_DIR_NAME folder
     """
 
-    CONFIG_PATH: str = "./config.yml"
+    CONFIG_PATH: str = os.environ.get("CONFIG_YML", "./config.yml")
     EXTENSIONS_DIR_NAME: str = "commands"
     EXTENSIONS_DIR: str = (
         f"{os.path.join(os.path.dirname(__file__))}/{EXTENSIONS_DIR_NAME}"