Add docker compose file. (#29)

Added a compose file to allow for dick to insert into docker. Please be
gentle.

This resolves #21

Dockerfile

@@ -0,0 +1,24 @@
+FROM archlinux:latest
+
+# Update the repositories
+RUN pacman -Sy
+
+# Install nodejs
+RUN pacman -S --noconfirm git nodejs npm
+
+# Generate directories and set up project
+RUN  mkdir /app && mkdir /app/dick && mkdir /app/ass
+COPY . /app/dick
+RUN  cd /app/dick
+
+#RUN nvm install node
+RUN npm install -g npm@latest
+RUN npm --version
+RUN node --version
+
+WORKDIR /app/dick
+
+RUN npm i
+
+# Expose port
+EXPOSE     3000

docker-compose.yml

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+version: "2.1"
+services:
+  dick:
+    container_name: dick
+    build:
+      context: ./
+      dockerfile: Dockerfile
+    command: npm start
+    volumes:
+      - ./src/constants.ts:/app/dick/src/constants.ts # DICK constants file
+      - ../ass:/app/ass # Path to your ASS install
+    ports:
+      - 3000:3000
+    restart: unless-stopped