[WIP] Add devcontainer / Codespaces support

.devcontainer/Dockerfile

@@ -0,0 +1,35 @@
+FROM wordpress
+
+# Allow devcontainer/Codespace use www-data as the remote user instead of root.
+RUN usermod --shell /bin/bash www-data
+RUN touch /var/www/.bashrc
+RUN chown -R www-data: /var/www/
+
+# Install git & zip
+RUN apt-get update && \
+    apt-get upgrade -y && \
+    apt-get install -y git && \
+    apt-get install -y sudo && \
+    apt-get install -y zip
+
+#Install Xdebug
+#RUN pecl install "xdebug" || true \
+#    && docker-php-ext-enable xdebug
+#RUN echo "xdebug.mode=debug" >> /usr/local/etc/php/conf.d/docker-php-ext-xdebug.ini
+#RUN echo "xdebug.log=/var/www/html/xdebug.log" >> /usr/local/etc/php/conf.d/docker-php-ext-xdebug.ini
+
+# Install Composer
+RUN curl -sS https://getcomposer.org/installer | php -- --install-dir=/usr/local/bin --filename=composer
+
+# Install WP CLI
+RUN curl -O https://raw.githubusercontent.com/wp-cli/builds/gh-pages/phar/wp-cli.phar && \
+        chmod +x wp-cli.phar && \
+        mv wp-cli.phar /usr/local/bin/wp
+
+# Install nvm and node
+RUN su www-data -c 'curl -o- https://raw.githubusercontent.com/nvm-sh/nvm/v0.35.3/install.sh | bash'
+RUN su www-data -c 'export NVM_DIR="$HOME/.nvm" && [ -s "$NVM_DIR/nvm.sh" ] && \. "$NVM_DIR/nvm.sh" && nvm install 14'
+
+# Allow www-data user to use sudo without password
+RUN adduser www-data sudo
+RUN echo '%sudo ALL=(ALL) NOPASSWD:ALL' >> /etc/sudoers

.devcontainer/devcontainer.json

@@ -0,0 +1,8 @@
+{
+	"name": "${localWorkspaceFolderBasename}",
+	"dockerComposeFile": "docker-compose.yml",
+	"service": "wordpress",
+	"forwardPorts": [ 8080 ],
+	"postCreateCommand": "/workspaces/wordpress-develop/.devcontainer/setup.sh",
+	"remoteUser": "www-data"
+}

.devcontainer/docker-compose.yml

@@ -0,0 +1,31 @@
+version: '3.1'
+
+services:
+
+  wordpress:
+    build: .
+    restart: always
+    ports:
+      - 8080:80
+    environment:
+      WORDPRESS_DB_HOST: db
+      WORDPRESS_DB_USER: exampleuser
+      WORDPRESS_DB_PASSWORD: examplepass
+      WORDPRESS_DB_NAME: exampledb
+    volumes:
+      - ../src:/var/www/html
+
+  db:
+    image: mariadb
+    restart: always
+    environment:
+      MYSQL_DATABASE: exampledb
+      MYSQL_USER: exampleuser
+      MYSQL_PASSWORD: examplepass
+      MYSQL_RANDOM_ROOT_PASSWORD: '1'
+    volumes:
+      - db:/var/lib/mysql
+
+volumes:
+  wordpress:
+  db:

.devcontainer/setup.sh

@@ -0,0 +1,24 @@
+#! /bin/bash -i
+
+if [[ ! -z "$CODESPACE_NAME" ]]
+then
+	SITE_HOST="https://${CODESPACE_NAME}-8080.${GITHUB_CODESPACES_PORT_FORWARDING_DOMAIN}"
+else
+	SITE_HOST="http://localhost:8080"
+fi
+
+exec 3>&1 4>&2
+trap 'exec 2>&4 1>&3' 0 1 2 3
+exec 1>setup.log 2>&1
+
+# source ~/.bashrc
+
+# Install dependencies
+cd /workspaces/wordpress-develop
+npm install && npm run build:dev
+
+# Install WordPress and activate the plugin/theme.
+cd /var/www/html/
+echo "Setting up WordPress at $SITE_HOST"
+wp db reset --yes
+wp core install --url="$SITE_HOST" --title="WordPress Trunk" --admin_user="admin" --admin_email="admin@example.com" --admin_password="password" --skip-email

.gitignore

@@ -38,6 +38,7 @@ wp-tests-config.php
 /src/wp-includes/blocks/**/*.js.map
 /packagehash.txt
 /artifacts
+/setup.log
 
 # Files and folders that get created in wp-content
 /src/wp-content/blogs.dir