Default to non-root user

.devcontainer/Dockerfile

@@ -8,18 +8,31 @@ FROM php:7-cli
 # Avoid warnings by switching to noninteractive
 ENV DEBIAN_FRONTEND=noninteractive
 
+# Or your actual UID, GID on Linux if not the default 1000
+ARG USERNAME=vscode
+ARG USER_UID=1000
+ARG USER_GID=$USER_UID
+
 # Configure apt and install packages
 RUN apt-get update \
-    && apt-get -y install --no-install-recommends apt-utils 2>&1 \
+    && apt-get -y install --no-install-recommends apt-utils dialog 2>&1 \
     #
     # Install git, procps, lsb-release (useful for CLI installs)
-    && apt-get -y install git procps lsb-release \
-	#
-	# Install xdebug
-	&& yes | pecl install xdebug \
-	&& echo "zend_extension=$(find /usr/local/lib/php/extensions/ -name xdebug.so)" > /usr/local/etc/php/conf.d/xdebug.ini \
-	&& echo "xdebug.remote_enable=on" >> /usr/local/etc/php/conf.d/xdebug.ini \
-	&& echo "xdebug.remote_autostart=on" >> /usr/local/etc/php/conf.d/xdebug.ini \
+    && apt-get -y install git procps iproute2 lsb-release \
+    #
+    # Install xdebug
+    && yes | pecl install xdebug \
+    && echo "zend_extension=$(find /usr/local/lib/php/extensions/ -name xdebug.so)" > /usr/local/etc/php/conf.d/xdebug.ini \
+    && echo "xdebug.remote_enable=on" >> /usr/local/etc/php/conf.d/xdebug.ini \
+    && echo "xdebug.remote_autostart=on" >> /usr/local/etc/php/conf.d/xdebug.ini \
+    #
+    # Create a non-root user to use if preferred - see https://aka.ms/vscode-remote/containers/non-root-user.
+    && groupadd --gid $USER_GID $USERNAME \
+    && useradd -s /bin/bash --uid $USER_UID --gid $USER_GID -m $USERNAME \
+    # [Optional] Add sudo support for non-root user
+    && apt-get install -y sudo \
+    && echo $USERNAME ALL=\(root\) NOPASSWD:ALL > /etc/sudoers.d/$USERNAME \
+    && chmod 0440 /etc/sudoers.d/$USERNAME \
     #
     # Clean up
     && apt-get autoremove -y \
@@ -27,6 +40,6 @@ RUN apt-get update \
     && rm -rf /var/lib/apt/lists/*
 
 # Switch back to dialog for any ad-hoc use of apt-get
-ENV DEBIAN_FRONTEND=dialog
+ENV DEBIAN_FRONTEND=
 
 

.devcontainer/devcontainer.json

@@ -8,5 +8,8 @@
 	],
 	"settings": {
 		"terminal.integrated.shell.linux": "/bin/bash"
-	}
+	},
+	// Comment out the next line to run as root instead. Linux users, 
+	// update Dockerfile with your user's UID/GID if not 1000.
+	"runArgs": [ "-u", "vscode" ]
 }