Move the bundle and node_moduels to volumes for easier installs, automate install & db migrations via the entrypoints

Author: danhalson

bin/docker-debug-entrypoint.sh

@@ -1,4 +1,15 @@
 #!/bin/bash
+set -euo pipefail # Use strict-mode in based to ensure errors are surfaced early
 
-rails db:prepare
-rdbg -n -o -c -- bin/rails s -p 3009 -b '0.0.0.0'
+# Check if bundle install needs to be run
+bundle check >/dev/null 2>&1 || bundle install --jobs "${BUNDLE_JOBS:-4}"
+
+# Check if yarn install needs to be run
+if [ -f package.json ] && command -v yarn >/dev/null 2>&1; then
+	yarn install --check-files --frozen-lockfile || yarn install --check-files
+fi
+
+# Prepare the database
+bundle exec rails db:prepare
+
+exec rdbg -n -o -c -- bundle exec rails s -p 3009 -b '0.0.0.0'

bin/docker-entrypoint.sh

@@ -1,4 +1,15 @@
 #!/bin/bash
+set -euo pipefail # Use strict-mode in based to ensure errors are surfaced early
 
-rails db:prepare
-rails server --port 3009 --binding 0.0.0.0
+# Check if bundle install needs to be run
+bundle check >/dev/null 2>&1 || bundle install --jobs "${BUNDLE_JOBS:-4}"
+
+# Check if yarn install needs to be run
+if [ -f package.json ] && command -v yarn >/dev/null 2>&1; then
+	yarn install --check-files --frozen-lockfile || yarn install --check-files
+fi
+
+# Prepare the database
+bundle exec rails db:prepare
+
+exec bundle exec rails server --port 3009 --binding 0.0.0.0

docker-compose.yml

@@ -26,6 +26,8 @@ services:
         condition: service_healthy
     volumes:
       - .:/app
+      - bundle-data:/usr/local/bundle
+      - node-modules:/app/node_modules
       # This is here to avoid rails finding stale pid-files in tmp/pids and then
       # thinking it is already running:
       - type: tmpfs
@@ -53,3 +55,5 @@ services:
 
 volumes:
   postgres-data:
+  bundle-data:
+  node-modules: