🐋 Add Dockerfile (#21)

* Add Dockerfile

Signed-off-by: Jacob Woffenden <jacob.woffenden@digital.justice.gov.uk>

* Pin sass

Signed-off-by: Jacob Woffenden <jacob.woffenden@digital.justice.gov.uk>

* Copy js and other static assets

* Add entrypoint

Signed-off-by: Jacob Woffenden <jacob.woffenden@digital.justice.gov.uk>

* Copy project source code, and update dependencies

* Add run.md
Update entrypoint.sh

Signed-off-by: Jacob Woffenden <jacob.woffenden@digital.justice.gov.uk>

* Add collectstatic to Dockerfile

* 🐳 Buildable Dockerfile

* Update runsever command for production

* Some linting fixes

* Fix spacing in entrypoint.sh

* Add missing WORKDIR, more spacing fixes

* Use no cache flag with pip in Dockerfile

* Pin apk versions in Dockerfile

* Condense RUN commands in Dockerfile

* Delete run.md

* 🐳 Update Dockerfile to keep libpq-dev

---------

Signed-off-by: Jacob Woffenden <jacob.woffenden@digital.justice.gov.uk>
Co-authored-by: Michael Collins <15347726+michaeljcollinsuk@users.noreply.github.com>
Co-authored-by: Gary H <26419401+Gary-H9@users.noreply.github.com>

Dockerfile

@@ -0,0 +1,41 @@
+FROM public.ecr.aws/docker/library/node:20.9.0 AS build-node
+
+WORKDIR /
+COPY package.json package-lock.json ./
+COPY controlpanel/interfaces/web/static/app.scss ./controlpanel/interfaces/web/static/app.scss
+
+RUN npm install \
+    && npm run css
+
+FROM public.ecr.aws/docker/library/python:3.11-alpine3.18 AS final
+
+RUN apk add --no-cache --virtual .build-deps \
+    libffi-dev=3.4.4-r2 \
+    gcc=12.2.1_git20220924-r10 \
+    musl-dev=1.2.4-r2 \
+    && apk add --no-cache libpq-dev=15.5-r0
+
+WORKDIR /controlpanel
+
+RUN mkdir --parents static/assets/fonts \
+    && mkdir --parents static/assets/images \
+    && mkdir --parents static/assets/js
+
+COPY --from=build-node static/app.css static/app.css
+COPY --from=build-node node_modules/govuk-frontend/govuk/assets/fonts/. static/assets/fonts
+COPY --from=build-node node_modules/govuk-frontend/govuk/assets/images/. static/assets/images
+COPY --from=build-node node_modules/govuk-frontend/govuk/all.js static/assets/js/govuk.js
+COPY scripts/container/entrypoint.sh /usr/local/bin/entrypoint.sh
+COPY requirements.txt manage.py ./
+COPY controlpanel controlpanel
+
+RUN pip install --no-cache-dir --requirement requirements.txt \
+    && chmod +x /usr/local/bin/entrypoint.sh \
+    && python manage.py collectstatic --noinput --ignore=*.scss \
+    && apk del .build-deps
+
+EXPOSE 8000
+
+ENTRYPOINT ["/usr/local/bin/entrypoint.sh"]
+
+CMD ["run"]

package.json

@@ -11,7 +11,7 @@
   },
   "license": "MIT",
   "devDependencies": {
-    "sass": "^1.69.5"
+    "sass": "1.69.5"
   },
   "dependencies": {
     "govuk-frontend": "4.7.0"

scripts/container/entrypoint.sh

@@ -0,0 +1,18 @@
+#!/usr/bin/env sh
+
+MODE=${MODE:-"run"}
+
+case "$MODE" in
+"run")
+  echo "Running Django server"
+  gunicorn -b 0.0.0.0:8000 -k uvicorn.workers.UvicornWorker -w 4 controlpanel.asgi:application
+  ;;
+"migrate")
+  echo "Running Django migrations"
+  python manage.py migrate
+  ;;
+*)
+  echo "Unknown mode: $MODE"
+  exit 1
+  ;;
+esac