docs: Add docker compose workflow for running docs locally (#5400)

* docs: Add docker compose workflow for running docs locally

* chore: Fixup compose.yaml for local build:

- Added comments
- Use the verbose mount syntax
- Wrap /Users/ja/Documents/GitHub/docs-v2 in quotes for cross-platform compat.

* docs: fixup readme style

Co-authored-by: Jason Stirnaman <stirnamanj@gmail.com>

* docs: fixup readme style

Co-authored-by: Jason Stirnaman <stirnamanj@gmail.com>

* docs: fixup readme style

Co-authored-by: Jason Stirnaman <stirnamanj@gmail.com>

---------

Co-authored-by: Jason Stirnaman <stirnamanj@gmail.com>

README.md

@@ -52,3 +52,16 @@ including our GPG key, can be found at https://www.influxdata.com/how-to-report-
       npx hugo server
       ```
 5. View the docs at [localhost:1313](http://localhost:1313).
+
+### Alternative: Use docker compose
+
+1. Clone this repository to your local machine. See how to [clone a repository](https://help.github.com/articles/cloning-a-repository/).
+
+2. Follow the instructions to [install Docker Desktop](https://docs.docker.com/desktop/) and [Docker Compose](https://docs.docker.com/compose/) to your local machine.
+
+3. Use Docker Compose to start the Hugo server in development mode--for example, enter the following command in your terminal:
+
+    ```sh
+    docker compose up local-dev
+    ```
+4. View the docs at [localhost:1313](http://localhost:1313).

compose.yaml

@@ -1,5 +1,5 @@
-# For examples, see the Awesome Compose repository:
-# https://github.com/docker/awesome-compose
+# This is a Docker Compose file for the InfluxData documentation site.
+## Run documentation tests for code samples.
 services:
   test:
     image: docs-v2-tests
@@ -19,3 +19,18 @@ services:
       args:
         - SOURCE_DIR=test
         - DOCKER_IMAGE=docs-v2-tests
+  ## Run InfluxData documentation with the hugo development server on port 1313.
+  ## For more information about the hugomods/hugo image, see
+  ## https://docker.hugomods.com/docs/development/docker-compose/
+  local-dev:
+    image: hugomods/hugo:exts-0.123.8
+    command: hugo server --bind 0.0.0.0
+    ports:
+      - 1313:1313
+    volumes:
+      - type: bind
+        source: "$PWD"
+        target: /src
+      - type: bind
+        source: $HOME/hugo_cache
+        target: /tmp/hugo_cache