feat: Support @grafana/faro-instrumentation-replay behind feature flag (#353)

Author: Blinkuu

README.md

@@ -312,6 +312,9 @@ To enable [Grafana Cloud Frontend Observability](https://grafana.com/docs/grafan
 
     # FRONTEND OBSERVABILITY APPLICATION NAME
     QUICKPIZZA_CONF_FARO_APP_NAME=
+
+    # ENABLE FARO SESSION REPLAY INSTRUMENTATION (default: false)
+    QUICKPIZZA_CONF_FARO_INSTRUMENTATION_ENABLE_REPLAY=true
     ```
 
 4. Restart the `compose.grafana-cloud.microservices.yaml` environment:

compose.grafana-cloud.microservices.yaml

@@ -79,7 +79,8 @@ services:
       QUICKPIZZA_OTEL_SERVICE_NAME: "config"
       # enable Faro integration
       QUICKPIZZA_CONF_FARO_URL: "${QUICKPIZZA_CONF_FARO_URL:-}"
-      QUICKPIZZA_CONF_FARO_APP_NAME: "${QUICKPIZZA_CONF_FARO_APP_NAME:-}"
+      QUICKPIZZA_CONF_FARO_APP_NAME: "${QUICKPIZZA_CONF_FARO_APP_NAME:-QuickPizza}"
+      QUICKPIZZA_CONF_FARO_INSTRUMENTATION_ENABLE_REPLAY: "${QUICKPIZZA_CONF_FARO_INSTRUMENTATION_ENABLE_REPLAY:-false}"
   copy:
     image: ${QUICKPIZZA_IMAGE:-ghcr.io/grafana/quickpizza-local:0.15.15}
     container_name: copy

compose.grafana-cloud.monolithic.yaml

@@ -47,7 +47,8 @@ services:
       QUICKPIZZA_OTEL_SERVICE_NAME: "quickpizza"
       # enable Faro integration
       QUICKPIZZA_CONF_FARO_URL: "${QUICKPIZZA_CONF_FARO_URL:-}"
-      QUICKPIZZA_CONF_FARO_APP_NAME: "${QUICKPIZZA_CONF_FARO_APP_NAME:-}"
+      QUICKPIZZA_CONF_FARO_APP_NAME: "${QUICKPIZZA_CONF_FARO_APP_NAME:-QuickPizza}"
+      QUICKPIZZA_CONF_FARO_INSTRUMENTATION_ENABLE_REPLAY: "${QUICKPIZZA_CONF_FARO_INSTRUMENTATION_ENABLE_REPLAY:-false}"
       OTEL_RESOURCE_ATTRIBUTES: "deployment.environment=${DEPLOYMENT_ENVIRONMENT:-development},service.version=quickpizza-local"
       # OTEL `db.name` span attribute. Used by servicegraph to create service nodes with this name
       # Set to the logical database service name