add (untested) docker stuff

Dockerfile

@@ -0,0 +1,6 @@
+FROM node:20
+WORKDIR /app
+EXPOSE 8127
+CMD [ "bash", "init.sh" ] 
+
+# This is just copied from urlshortener cause both apps have similar architecture

docker-compose.yml

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+version: '3.0'
+
+services:
+  enstrayedapi:
+    build:
+      context: .
+    image: enstrayedapi
+    container_name: enstrayedapi
+    restart: unless-stopped
+    volumes:
+      - .:/app

init.sh

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+#! /bin/bash
+
+npm install
+node index.js