Updating devcontainer setup and related documentation

.devcontainer/Dockerfile

@@ -1,4 +1,15 @@
-FROM mcr.microsoft.com/vscode/devcontainers/javascript-node:16
-RUN apt-get update && export DEBIAN_FRONTEND=noninteractive \
-    && apt-get install ffmpeg gnupg2 -y
+# [Choice] Node.js version (use -bullseye variants on local arm64/Apple Silicon): 18, 16, 14, 18-bullseye, 16-bullseye, 14-bullseye, 18-buster, 16-buster, 14-buster
+ARG VARIANT=16
+FROM mcr.microsoft.com/devcontainers/javascript-node:0-${VARIANT} as base
+
+# Setup the node environment
 ENV NODE_ENV=development
+
+# Install additional OS packages.
+RUN apt-get update && \
+  DEBIAN_FRONTEND=noninteractive apt-get -y install --no-install-recommends \
+    curl tzdata ffmpeg && \
+  rm -rf /var/lib/apt/lists/*
+
+# Move tone executable to appropriate directory
+COPY --from=sandreas/tone:v0.1.2 /usr/local/bin/tone /usr/local/bin/

.devcontainer/dev.js

@@ -0,0 +1,9 @@
+// Using port 3333 is important when running the client web app separately
+const Path = require('path')
+module.exports.config = {
+  Port: 3333,
+  ConfigPath: Path.resolve('config'),
+  MetadataPath: Path.resolve('metadata'),
+  FFmpegPath: '/usr/bin/ffmpeg',
+  FFProbePath: '/usr/bin/ffprobe'
+}

.devcontainer/devcontainer.json

@@ -1,12 +1,40 @@
+// For format details, see https://aka.ms/devcontainer.json. For config options, see the
+// README at: https://github.com/devcontainers/templates/tree/main/src/javascript-node
 {
-    "build": { "dockerfile": "Dockerfile" },
-    "mounts": [
-        "source=abs-node-node_modules,target=${containerWorkspaceFolder}/node_modules,type=volume"
-    ],
-    "features": {
-        "fish": "latest"
+	"name": "Audiobookshelf",
+	"build": {
+		"dockerfile": "Dockerfile",
+		// Update 'VARIANT' to pick a Node version: 18, 16, 14.
+		// Append -bullseye or -buster to pin to an OS version.
+		// Use -bullseye variants on local arm64/Apple Silicon.
+		"args": {
+			"VARIANT": "16"
+		}
 	},
-	"extensions": [
-		"eamodio.gitlens"
-	]
+	"mounts": [
+		"source=abs-server-node_modules,target=${containerWorkspaceFolder}/node_modules,type=volume",
+		"source=abs-client-node_modules,target=${containerWorkspaceFolder}/client/node_modules,type=volume"
+	],
+	// Features to add to the dev container. More info: https://containers.dev/features.
+	// "features": {},
+	// Use 'forwardPorts' to make a list of ports inside the container available locally.
+	"forwardPorts": [
+		3000,
+		3333
+	],
+	// Use 'postCreateCommand' to run commands after the container is created.
+	"postCreateCommand": "sh .devcontainer/post-create.sh",
+	// Configure tool-specific properties.
+	"customizations": {
+		// Configure properties specific to VS Code.
+		"vscode": {
+			// Add the IDs of extensions you want installed when the container is created.
+			"extensions": [
+				"dbaeumer.vscode-eslint",
+				"octref.vetur"
+			]
+		}
+	}
+	// Uncomment to connect as root instead. More info: https://aka.ms/dev-containers-non-root.
+	// "remoteUser": "root"
 }

.devcontainer/post-create.sh

@@ -0,0 +1,29 @@
+#!/bin/sh
+
+# Mark the working directory as safe for use with git
+git config --global --add safe.directory $PWD
+
+# If there is no dev.js file, create it
+if [ ! -f dev.js ]; then
+  cp .devcontainer/dev.js .
+fi
+
+# Update permissions for node_modules folders
+# https://code.visualstudio.com/remote/advancedcontainers/improve-performance#_use-a-targeted-named-volume
+if [ -d node_modules ]; then
+  sudo chown $(id -u):$(id -g) node_modules
+fi
+
+if [ -d client/node_modules ]; then
+  sudo chown $(id -u):$(id -g) client/node_modules
+fi
+
+# Install packages for the server
+if [ -f package.json ]; then
+    npm ci
+fi
+
+# Install packages and build the client
+if [ -f client/package.json ]; then
+    (cd client; npm ci; npm run generate)
+fi