Add NPM package, debs, rpms and refactor CI/build process

Closes many issues that I'll prune after adding more docs
for users.

ci/dev/container/Dockerfile

@@ -0,0 +1,13 @@
+FROM node:12
+
+RUN apt-get update && apt-get install -y \
+    curl \
+    iproute2 \
+    vim \
+    iptables \
+    net-tools \
+    libsecret-1-dev \
+    libx11-dev \
+    libxkbfile-dev
+
+CMD ["/bin/bash"]

ci/dev/container/exec.sh

@@ -0,0 +1,48 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+# Opens an interactive bash session inside of a docker container
+# for improved isolation during development.
+# If the container exists it is restarted if necessary, then reused.
+
+main() {
+  cd "$(dirname "${0}")/../../.."
+
+  local container_name=code-server-dev
+
+  if docker inspect $container_name &> /dev/null; then
+    echo "-- Starting container"
+    docker start "$container_name" > /dev/null
+
+    enter
+    exit 0
+  fi
+
+  build
+  run
+  enter
+}
+
+enter() {
+  echo "--- Entering $container_name"
+  docker exec -it "$container_name" /bin/bash
+}
+
+run() {
+  echo "--- Spawning $container_name"
+  docker run \
+    -it \
+    --name $container_name \
+    "-v=$PWD:/code-server" \
+    "-w=/code-server" \
+    "-p=127.0.0.1:8080:8080" \
+    $(if [[ -t 0 ]]; then echo -it; fi) \
+    "$container_name"
+}
+
+build() {
+  echo "--- Building $container_name"
+  docker build -t $container_name ./ci/dev/container > /dev/null
+}
+
+main "$@"