Add Docker stuff

docker-entrypoint.sh

@@ -0,0 +1,34 @@
+#!/bin/sh
+
+# Exit on error
+set -e
+
+# Print commands and their arguments as they are executed.
+set -x
+
+# Wait for database
+echo "Waiting for database"
+while ! nc -z "$PGHOST" "$PGPORT"; do
+  sleep 0.1
+done
+echo "Database started"
+
+# Django entrypoint script
+# 1. Collect static files
+echo "Collect static files"
+python manage.py collectstatic --noinput
+echo "Collect static files done"
+
+# 2. Apply database migrations
+echo "Apply database migrations"
+python manage.py migrate
+echo "Apply database migrations done"
+
+# https://docs.gunicorn.org/en/stable/design.html#how-many-workers
+num_cores=$(nproc --all)
+workers=$((2 * num_cores + 1))
+
+# 3. Start server
+echo "Starting server with $workers workers"
+gunicorn --workers=$workers --bind=0.0.0.0:8000 feedvault.wsgi:application --log-level=info --access-logfile=- --error-logfile=- --forwarded-allow-ips="172.*,192.*" --proxy-allow-from="172.*,192.*"
+echo "Bye, love you"