feat: add Amplitude API key to Docker entrypoint script (#29477)

Co-authored-by: CodingOnStar <hanxujiang@dify.ai>

docker/docker-compose.yaml

@@ -773,6 +773,7 @@ services:
     environment:
       CONSOLE_API_URL: ${CONSOLE_API_URL:-}
       APP_API_URL: ${APP_API_URL:-}
+      AMPLITUDE_API_KEY: ${AMPLITUDE_API_KEY:-}
       NEXT_PUBLIC_COOKIE_DOMAIN: ${NEXT_PUBLIC_COOKIE_DOMAIN:-}
       SENTRY_DSN: ${WEB_SENTRY_DSN:-}
       NEXT_TELEMETRY_DISABLED: ${NEXT_TELEMETRY_DISABLED:-0}