Add devcontainer support (#202)

.devcontainer/devcontainer.json

@@ -0,0 +1,47 @@
+// For format details, see https://aka.ms/devcontainer.json. For config options, see the
+// README at: https://github.com/devcontainers/templates/tree/main/src/debian
+{
+	"name": "Debian",
+	// Or use a Dockerfile or Docker Compose file. More info: https://containers.dev/guide/dockerfile
+	"image": "mcr.microsoft.com/devcontainers/base:bullseye",
+
+	// Features to add to the dev container. More info: https://containers.dev/features.
+	"features": {
+		"ghcr.io/devcontainers/features/docker-in-docker:2": {
+			"moby": true,
+			"azureDnsAutoDetection": true,
+			"installDockerBuildx": true,
+			"version": "latest",
+			"dockerDashComposeVersion": "v1"
+		},
+		"ghcr.io/devcontainers/features/go:1": {
+			"version": "latest"
+		},
+		"ghcr.io/devcontainers/features/node:1": {
+			"nodeGypDependencies": true,
+			"version": "16"  // Match version from Dockerfile
+		},
+		"ghcr.io/jungaretti/features/make:1": {}
+	},
+	"customizations": {
+		"vscode": {
+			"extensions": [
+				"ms-vscode.makefile-tools",
+				"golang.go",
+				"Vue.volar"
+			]
+		}
+	},
+
+	// Use 'forwardPorts' to make a list of ports inside the container available locally.
+	"forwardPorts": [
+		8080, /* ADB main site (adb.dxe.io) */
+		8081 /* Members app (members.dxesf.org) */
+	]
+
+	// Configure tool-specific properties.
+	// "customizations": {},
+
+	// Uncomment to connect as root instead. More info: https://aka.ms/dev-containers-non-root.
+	// "remoteUser": "root"
+}

README.md

@@ -1,31 +1,45 @@
 [![Build Status](https://travis-ci.org/dxe/adb.svg?branch=master)](https://travis-ci.org/dxe/adb)
 
-# adb
-Activist Database Project
+# ADB
 
-## Run
+Activist Database Project
 
-First, download all the needed dependencies. Then start the server by running `make run_all` and going to localhost:8080.
+## Local development
 
-## Dependencies
+### Dependencies
 
 You will need the following to run this project:
-r
  * go
  * node.js v16
  * docker
 
-After installing the above, download all the go and node dependencies by running `make deps`.
+After installing the above (already installed in the Devcontainer), download all
+the go and node dependencies:
+
+```bash
+make deps
+```
 
-### Set up mysql locally for development
+#### Set up mysql locally for development
 
 There is now a Docker container to run MySQL locally, so just run the following:
-```
+
+```bash
 docker compose up -d
 make dev_db
 ```
 
-## JS
+### Run
+
+After downloading the dependencies, start the server:
+
+```bash
+make run_all
+```
+
+Access the web app at http://localhost:8080.
+
+### JS
 
 This project uses webpack to compile our frontend files. Frontend
 files that need to be compiled are in `frontend/`, and the compiled