improves example files

.env.example

@@ -0,0 +1,35 @@
+# main settings
+USER_GROUPS_FILENAME=app/user-groups.yaml
+# database
+DATABASE_PATH="sqlite:///./database/auto-archiver.db"
+DATABASE_QUERY_LIMIT=100
+
+# security settings
+API_BEARER_TOKEN=TODO-MODIFY-THIS-API-TOKEN
+ALLOWED_ORIGINS='["http://localhost:8000","http://localhost:8004","http://localhost:8081","https://auto-archiver.bellingcat.com"]'
+CHROME_APP_IDS='[PROJECT_ID.apps.googleusercontent.com"]'
+BLOCKED_EMAILS='[]'
+# redis configuration
+REDIS_PASSWORD=TODO-MODIFY-THIS-REDIS-PASSWORD
+REDIS_HOSTNAME="localhost"
+
+# cronjobs management, enable as needed
+CRON_ARCHIVE_SHEETS=true
+CRON_DELETE_STALE_SHEETS=true
+DELETE_STALE_SHEETS_DAYS=7
+CRON_DELETE_SCHEDULED_ARCHIVES=false
+DELETE_SCHEDULED_ARCHIVES_NOTIFY_DAYS=14
+
+# observability for prometheus
+REPEAT_COUNT_METRICS_SECONDS=30
+
+# mail service settings, if you want to email users
+MAIL_FROM="noreply@auto-archiver.com"
+MAIL_FROM_NAME="My Auto Archiver deployment"
+MAIL_USERNAME="USERNAME"
+MAIL_PASSWORD="PASSWORD"
+MAIL_SERVER="mail.server.com"
+MAIL_PORT=587
+MAIL_STARTTLS=False
+MAIL_SSL_TLS=True
+