Update docker-compose.yaml

Author: Chris Vik

docker/metrics/docker-compose.yaml

@@ -18,7 +18,7 @@ services:
       - '--storage.tsdb.path=/prometheus'
       - '--web.console.libraries=/etc/prometheus/console_libraries'
       - '--web.console.templates=/etc/prometheus/consoles'
-      - '--storage.tsdb.retention.time=200h'
+      - '--storage.tsdb.retention.time=1y'
       - '--web.enable-lifecycle'
     restart: unless-stopped
     ports:
@@ -65,4 +65,4 @@ services:
       - GF_INSTALL_PLUGINS=grafana-clock-panel,natel-discrete-panel,grafana-piechart-panel
     restart: unless-stopped
     ports:
-      - '3000:3000'
+      - '3000:3000'