refactor(mtc docker): add Dockerfile, docker compose example

Dockerfile

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+# syntax=docker/dockerfile:1
+FROM maven:3.8.7-openjdk-18-slim
+
+COPY . /datatools
+
+# Build jar
+WORKDIR /datatools
+RUN mvn package -DskipTests
+RUN cp target/dt*.jar /datatools/
+RUN mv dt*.jar datatools-server.jar
+
+RUN mkdir -p /var/datatools_gtfs/gtfsplus
+
+# Launch server
+# This relies on a configuration volume and aws volume being present. See `docker-compose.yml`, or the example below
+# Try: docker run --publish 4000:4000 -v ~/config/:/config datatools-latest
+CMD ["java", "-XX:MaxRAMPercentage=95", "-jar", "datatools-server.jar", "/config/env.yml", "/config/server.yml"]
+EXPOSE 4000

docker-compose.yml

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+version: '3.8'
+services:
+  datatools-server:
+    build: ./
+    ports:
+      - "4000:4000"
+    volumes:
+      - type: bind
+        source: ./configurations/default/
+        target: /config
+      - type: bind
+        source: ~/.aws
+        target: /root/.aws
+    depends_on:
+      - mongo
+      - postgres
+  mongo:
+    image: mongo
+    restart: always
+  postgres:
+    environment:
+      POSTGRES_HOST_AUTH_METHOD: trust
+      POSTGRES_USER: root
+      POSTGRES_DB: dmtest
+    image: postgres
+    restart: always