feat: implement mqtt ingestion, parsing, and archive pipeline

.env.production.example

@@ -42,6 +42,18 @@ POSTGRES_PASSWORD=password_CYmsGt
 
 SENTRY_DSN=
 
+# MQTT ingestion pipeline
+MQTT_HOST=101.35.119.226
+MQTT_PORT=1883
+MQTT_USERNAME=
+MQTT_PASSWORD=
+MQTT_TOPIC_PATTERN=terminal/+/raw
+MQTT_CLIENT_ID=spatialhub-mqtt-ingestor
+RAW_HOT_RETENTION_DAYS=90
+RAW_ARCHIVE_BASE_DIR=/data/archive/gnss
+PARSER_BATCH_SIZE=200
+PARSER_POLL_INTERVAL_MS=300
+
 # Docker images (本地构建，不需要远程 registry)
 DOCKER_IMAGE_BACKEND=backend
 DOCKER_IMAGE_FRONTEND=frontend