fix(functions): use subPath for ConfigMap mount to resolve edge-runtime module not found error

Author: saidtaylan

charts/supabase/templates/functions/deployment.yaml

@@ -133,8 +133,9 @@ spec:
             {{- with .Values.functions.volumeMounts }}
               {{- toYaml . | nindent 12 }}
             {{- end }}
-            - mountPath: /home/deno/functions/main
+            - mountPath: /home/deno/functions/main/index.ts
               name: functions-main
+              subPath: index.ts
           {{- with .Values.functions.resources }}
           resources:
             {{- toYaml . | nindent 12 }}