Merge pull request #5871 from influxdata/docs/v3/docker-port-update-5826

Adding a port exposure note to Core get started page

Author: MeelahMe

content/influxdb3/core/install.md

@@ -155,5 +155,8 @@ docker pull \
 --platform linux/arm64 \
 quay.io/influxdb/influxdb3-core:latest
 ```
+> [!Note]
+> The {{% product-name %}} Docker image exposes port `8181`, the `influxdb3` server default for HTTP connections.
+> To map the exposed port to a different port when running a container, see the Docker guide for [Publishing and exposing ports](https://docs.docker.com/get-started/docker-concepts/running-containers/publishing-ports/).
 
 {{< page-nav next="/influxdb3/core/get-started/" nextText="Get started with InfluxDB 3 Core" >}}

content/shared/v3-core-get-started/_index.md

@@ -164,6 +164,11 @@ To run the [Docker image](/influxdb3/core/install/#docker-image) and persist dat
 - `-v /path/on/host:/path/in/container`: Mounts a directory from your filesystem to the container
 - `--object-store file --data-dir /path/in/container`: Uses the mount for server storage
 
+> [!Note]
+> 
+> The {{% product-name %}} Docker image exposes port `8181`, the `influxdb3` server default for HTTP connections.
+> To map the exposed port to a different port when running a container, see the Docker guide for [Publishing and exposing ports](https://docs.docker.com/get-started/docker-concepts/running-containers/publishing-ports/).
+
 ```bash
 # FILESYSTEM USING DOCKER
 # Create a mount