Update .env.local.template

.env.local.template

@@ -13,11 +13,10 @@ HF_ACCESS_TOKEN=#hf_<token> from from https://huggingface.co/settings/token
 SERPAPI_KEY=#your serpapi key here
 
 # Parameters to enable "Sign in with HF"
-OPENID_CONFIG=`{
-  PROVIDER_URL: "https://huggingface.co",
-  CLIENT_ID: "${OPENID_CLIENT_ID}",
-  CLIENT_SECRET: "${OPENID_CLIENT_SECRET}"
-}`
+OPENID_CLIENT_ID=${OPENID_CLIENT_ID}
+OPENID_CLIENT_SECRET=${OPENID_CLIENT_SECRET}
+OPENID_SCOPES="openid profile" # Add "email" for some providers like Google that do not provide preferred_username
+OPENID_PROVIDER_URL=https://huggingface.co # for Google, use https://accounts.google.com