[Dev] Update devcontainer image, settings and docs (#6822)

* Updated devcontainer image to a version that supports the node >= 24.9.0 prerequisite.
Also updated the prerequisite mentioned in CONTRIBUTING.md to match that newer prerequisite.

* Update CONTRIBUTING.md with devcontainer instructions

Added important note about using pnpm with devcontainers and updated Podman instructions.

---------

Co-authored-by: Bertie690 <136088738+Bertie690@users.noreply.github.com>

.devcontainer/devcontainer.json

@@ -9,7 +9,7 @@
 {
   "name": "Node.js & TypeScript",
   // Or use a Dockerfile or Docker Compose file. More info: https://containers.dev/guide/dockerfile
-  "image": "mcr.microsoft.com/devcontainers/typescript-node:1-22-bookworm",
+  "image": "mcr.microsoft.com/devcontainers/typescript-node:4-24-bookworm",
   "features": {
     "ghcr.io/devcontainers/features/github-cli:1": {
       "installDirectlyFromGitHubRelease": true,
@@ -19,6 +19,9 @@
       "version": "latest"
     }
   },
+  "containerEnv": {
+    "PORT": "8000"
+  },
   "customizations": {
     "vscode": {
       "settings": {

.ls-lint.yml

@@ -25,6 +25,7 @@ ls:
       <<: *cfg
    test: *src
 ignore:
+   - .pnpm-store
    - node_modules
    - .vscode
    - .github

CONTRIBUTING.md

@@ -47,11 +47,18 @@ This Linux environment comes with all required dependencies needed to start work
 [codespaces-link]: <https://github.com/codespaces/new?hide_repo_select=true&repo=620476224&ref=beta>
 [devcontainer-ext]: <https://marketplace.visualstudio.com/items?itemName=ms-vscode-remote.remote-containers>
 
+> [!IMPORTANT]
+> Due to quirks of devcontainer port forwarding, you must use **`pnpm start:podman`** to start a local dev server from within a devcontainer.
+> All other instructions remain the same as local development.
+
+### Podman
+For those who prefer Docker containers, see [this instructions page](./docs/podman.md) for information on how to setup a development environment with Podman.
+
 ### Local Development
 
 #### Prerequisites
 
-- node: >=22.14.0 - [manage with pnpm](https://pnpm.io/cli/env) | [manage with fnm](https://github.com/Schniz/fnm) | [manage with nvm](https://github.com/nvm-sh/nvm) | [manage with volta.sh](https://volta.sh/)
+- node: >=24.9.0 - [manage with pnpm](https://pnpm.io/cli/env) | [manage with fnm](https://github.com/Schniz/fnm) | [manage with nvm](https://github.com/nvm-sh/nvm) | [manage with volta.sh](https://volta.sh/)
 - pnpm: 10.x - [how to install](https://pnpm.io/installation) (not recommended to install via `npm` on Windows native) | [alternate method - volta.sh](https://volta.sh/)
 - The repository [forked](https://docs.github.com/en/pull-requests/collaborating-with-pull-requests/working-with-forks/fork-a-repo) and [cloned](https://docs.github.com/en/repositories/creating-and-managing-repositories/cloning-a-repository) locally on your device
 
@@ -91,7 +98,6 @@ Notable topics include:
 - [Linting & Formatting](./docs/linting.md)
 - [Localization](./docs/localization.md)
 - [Enemy AI move selection](./docs/enemy-ai.md) 
-- [Running with Podman](./docs/podman.md)
 
 Again, if you have unanswered questions please feel free to ask!