Improve Self host setup (#30)

* Add self host setup

* Improve blunders

* Move to bull mq

* More changes

* Add example code for sending test emails

docker/build.sh

@@ -0,0 +1,26 @@
+#!/usr/bin/env bash
+
+command -v docker >/dev/null 2>&1 || {
+    echo "Docker is not running. Please start Docker and try again."
+    exit 1
+}
+
+SCRIPT_DIR="$(readlink -f "$(dirname "$0")")"
+MONOREPO_ROOT="$(readlink -f "$SCRIPT_DIR/../")"
+
+APP_VERSION="$(git name-rev --tags --name-only $(git rev-parse HEAD) | head -n 1 | sed 's/\^0//')"
+GIT_SHA="$(git rev-parse HEAD)"
+
+echo "Building docker image for monorepo at $MONOREPO_ROOT"
+echo "App version: $APP_VERSION"
+echo "Git SHA: $GIT_SHA"
+
+docker build -f "$SCRIPT_DIR/Dockerfile" \
+    --progress=plain \
+    -t "unsend/unsend:latest" \
+    -t "unsend/unsend:$GIT_SHA" \
+    -t "unsend/unsend:$APP_VERSION" \
+    -t "ghcr.io/unsend/unsend:latest" \
+    -t "ghcr.io/unsend/unsend:$GIT_SHA" \
+    -t "ghcr.io/unsend/unsend:$APP_VERSION" \
+    "$MONOREPO_ROOT"