Allow heading tags (h1-h6) in ContentSanitizer so news editor headings render

.env.example

@@ -329,6 +329,30 @@ TURNSTILE_FAIL_OPEN=false
 TURNSTILE_VERIFY_URL=https://challenges.cloudflare.com/turnstile/v0/siteverify
 TURNSTILE_TIMEOUT=5
 
+ENHANCE_DISK=public
+ENHANCE_SOURCE_PREFIX=enhance/sources
+ENHANCE_OUTPUT_PREFIX=enhance/outputs
+ENHANCE_PREVIEW_PREFIX=enhance/previews
+ENHANCE_ENGINE=stub
+ENHANCE_MAX_UPLOAD_MB=20
+ENHANCE_MAX_INPUT_WIDTH=4096
+ENHANCE_MAX_INPUT_HEIGHT=4096
+ENHANCE_MAX_OUTPUT_WIDTH=8192
+ENHANCE_MAX_OUTPUT_HEIGHT=8192
+ENHANCE_DAILY_LIMIT=10
+ENHANCE_QUEUE=default
+ENHANCE_COMPLETED_EXPIRES_AFTER_DAYS=30
+ENHANCE_FAILED_EXPIRES_AFTER_DAYS=7
+ENHANCE_DELETED_FILE_GRACE_DAYS=1
+ENHANCE_CLEANUP_CHUNK_SIZE=100
+ENHANCE_STUCK_PROCESSING_AFTER_MINUTES=30
+ENHANCE_STUCK_QUEUED_AFTER_MINUTES=60
+ENHANCE_STUB_SHOW_WARNING=true
+ENHANCE_WORKER_URL=
+ENHANCE_WORKER_TIMEOUT=300
+ENHANCE_WORKER_TOKEN=
+ENHANCE_WORKER_MAX_DOWNLOAD_MB=60
+
 AWS_ACCESS_KEY_ID=
 AWS_SECRET_ACCESS_KEY=
 AWS_DEFAULT_REGION=us-east-1