configure dev otel endpoint via .env

Author: nicktrn

hosting/docker/.env.example

@@ -38,6 +38,7 @@ TRIGGER_IMAGE_TAG=v4-beta
 APP_ORIGIN=http://localhost:8030
 LOGIN_ORIGIN=http://localhost:8030
 API_ORIGIN=http://localhost:8030
+DEV_OTEL_EXPORTER_OTLP_ENDPOINT=http://localhost:8030/otel
 # You may need to set this when testing locally or when using the combined setup
 # API_ORIGIN=http://webapp:3000
 

hosting/docker/webapp/docker-compose.yml

@@ -47,7 +47,7 @@ services:
       REDIS_PORT: 6379
       REDIS_TLS_DISABLED: true
       APP_LOG_LEVEL: info
-      DEV_OTEL_EXPORTER_OTLP_ENDPOINT: http://localhost:8030/otel
+      DEV_OTEL_EXPORTER_OTLP_ENDPOINT: ${DEV_OTEL_EXPORTER_OTLP_ENDPOINT:-http://localhost:8030/otel}
       DEPLOY_REGISTRY_HOST: ${DOCKER_REGISTRY_URL:-localhost:5000}
       OBJECT_STORE_BASE_URL: ${OBJECT_STORE_BASE_URL:-http://minio:9000}
       OBJECT_STORE_ACCESS_KEY_ID: ${OBJECT_STORE_ACCESS_KEY_ID}