- Fix OIDC Docker login. Empty string results to empty array at wekan/server/authentication.js

Thanks to xet7 !

Closes #2206

Dockerfile

@@ -40,7 +40,7 @@ ENV BUILD_DEPS="apt-utils bsdtar gnupg gosu wget curl bzip2 build-essential pyth
     OAUTH2_ID_MAP="" \
     OAUTH2_USERNAME_MAP="" \
     OAUTH2_FULLNAME_MAP="" \
-    OAUTH2_ID_TOKEN_WHITELIST_FIELDS=[] \
+    OAUTH2_ID_TOKEN_WHITELIST_FIELDS="" \
     OAUTH2_REQUEST_PERMISSIONS='openid profile email' \
     OAUTH2_EMAIL_MAP="" \
     LDAP_ENABLE=false \

docker-compose.yml

@@ -329,7 +329,7 @@ services:
       # OAuth2 Token Endpoint.
       #- OAUTH2_TOKEN_ENDPOINT=/oauth/token
       # OAUTH2 ID Token Whitelist Fields.
-      #- OAUTH2_ID_TOKEN_WHITELIST_FIELDS=[]
+      #- OAUTH2_ID_TOKEN_WHITELIST_FIELDS=""
       # OAUTH2 Request Permissions.
       #- OAUTH2_REQUEST_PERMISSIONS=openid profile email
       # OAuth2 ID Mapping