Replace SERVER_NAME config key as flask doesn't like it

config/api_example_config.py

@@ -2,7 +2,7 @@
 DEBUG = True
 
 # Name of this instance
-SERVER_NAME = "dev"
+API_SERVER_NAME = "dev"
 
 # Prefix which is prepended to paths (which are saved in the database) before they are provided by the api
 # Must include the last /

src/api/routes/site.py

@@ -11,7 +11,7 @@ _GIT_COMMIT_HASH = os.environ.get("VIDEOAG_API_GIT_COMMIT_HASH", None)
 if _GIT_COMMIT_HASH is not None and len(_GIT_COMMIT_HASH) == 0:
     _GIT_COMMIT_HASH = None
 
-_SERVER_NAME = api.config["SERVER_NAME"]
+_SERVER_NAME = api.config["API_SERVER_NAME"]
 
 
 @api_route("/status", ["GET"], allow_while_readonly=True, allow_while_disabled=True)