provide recaptcha keys

.env.prod-sample

@@ -1,7 +1,9 @@
 FLASK_ENV=production
 FLASK_APP=forest/__init__.py
 APP_FOLDER=/home/app/web
-SECRET_KEY=1dff602d522785d27d5bc203
+SECRET_KEY=123
+RECAPTCHA_PUBLIC_KEY=456
+RECAPTCHA_PRIVATE_KEY=789
 
 SQL_HOST=db
 SQL_PORT=5432

flask/forest/config.py

@@ -6,6 +6,8 @@ basedir = os.path.abspath(os.path.dirname(__file__))
 
 class Config(object):
     SECRET_KEY = f"{os.getenv('SECRET_KEY')}"
+    RECAPTCHA_PUBLIC_KEY = f"{os.getenv('RECAPTCHA_PUBLIC_KEY')}"
+    RECAPTCHA_PRIVATE_KEY = f"{os.getenv('RECAPTCHA_PRIVATE_KEY')}"
     SQLALCHEMY_DATABASE_URI = os.getenv("DATABASE_URL", "sqlite://")
     SQLALCHEMY_TRACK_MODIFICATIONS = False
     STATIC_FOLDER = f"{os.getenv('APP_FOLDER')}/forest/static"