refactor: categorize leftover config options

.env.example

@@ -4,14 +4,23 @@
 
 # The base URL where the app is hosted.
 TINYAUTH_APPURL=
-# The directory where resources are stored.
-TINYAUTH_RESOURCESDIR="./resources"
+
+# database config
+
 # The path to the database file.
-TINYAUTH_DATABASEPATH="./tinyauth.db"
-# Disable analytics.
-TINYAUTH_DISABLEANALYTICS=false
-# Disable resources server.
-TINYAUTH_DISABLERESOURCES=false
+TINYAUTH_DATABASE_PATH="./tinyauth.db"
+
+# analytics config
+
+# Enable periodic version information collection.
+TINYAUTH_ANALYTICS_ENABLED=true
+
+# resources config
+
+# Enable the resources server.
+TINYAUTH_RESOURCES_ENABLED=true
+# The directory where resources are stored.
+TINYAUTH_RESOURCES_PATH="./resources"
 
 # server config
 
@@ -130,8 +139,8 @@ TINYAUTH_UI_TITLE="Tinyauth"
 TINYAUTH_UI_FORGOTPASSWORDMESSAGE="You can change your password by changing the configuration."
 # Path to the background image.
 TINYAUTH_UI_BACKGROUNDIMAGE="/background.jpg"
-# Disable UI warnings.
-TINYAUTH_UI_DISABLEWARNINGS=false
+# Enable UI warnings.
+TINYAUTH_UI_WARNINGSENABLED=true
 
 # ldap config