feat: add MongoDB and Mongo Express services with initialization script

Reviewed-on: #2
Co-authored-by: Mirko Milovanovic <mir_ko@me.com>
Co-committed-by: Mirko Milovanovic <mir_ko@me.com>

server/.env.example

@@ -0,0 +1,5 @@
+# MongoDB Environment
+MONGO_INITDB_ROOT_USERNAME=root
+MONGO_INITDB_ROOT_PASSWORD=password
+MONGO_EXPRESS_USERNAME=admin
+MONGO_EXPRESS_PASSWORD=password

server/docker-compose.yml

@@ -0,0 +1,49 @@
+services:
+  mongodb:
+    image: mongo:latest
+    container_name: mongodb
+    hostname: mongodb
+    volumes:
+      - ./mongodb/initdb.d/mongo-init.js:/docker-entrypoint-initdb.d/mongo-init.js:ro
+      - mongodb-data:/data/db/
+      - mongodb-log:/var/log/mongodb/
+    env_file:
+      - .env
+    environment:
+      MONGO_INITDB_ROOT_USERNAME: ${MONGO_INITDB_ROOT_USERNAME}
+      MONGO_INITDB_ROOT_PASSWORD: ${MONGO_INITDB_ROOT_PASSWORD}
+    ports:
+      - "27017:27017"
+    networks:
+      - mongodb_network
+
+  mongo-express:
+    image: mongo-express:latest
+    container_name: mongo-express
+    restart: always
+    environment:
+      ME_CONFIG_MONGODB_ADMINUSERNAME: ${MONGO_INITDB_ROOT_USERNAME}
+      ME_CONFIG_MONGODB_ADMINPASSWORD: ${MONGO_INITDB_ROOT_PASSWORD}
+      ME_CONFIG_MONGODB_PORT: 27017
+      ME_CONFIG_MONGODB_SERVER: 'mongodb'
+      ME_CONFIG_BASICAUTH_USERNAME: ${MONGO_EXPRESS_USERNAME}
+      ME_CONFIG_BASICAUTH_PASSWORD: ${MONGO_EXPRESS_PASSWORD}
+    ports:
+      - 8081:8081
+    networks:
+      - mongodb_network
+    depends_on:
+      - mongodb
+
+volumes:
+  mongodb-data:
+    driver: local
+    name: mongo-data
+  mongodb-log:
+    driver: local
+    name: mongo-log
+
+networks:
+  mongodb_network:
+    driver: bridge
+    name: mongo-network

server/mongodb/initdb.d/mongo-init.js

@@ -0,0 +1,33 @@
+db = db.getSiblingDB("statistics");
+
+db.createRole({
+  role: "statsReadWrite",
+  privileges: [
+    {
+      resource: {
+        db: "statistics",
+        collection: "peertube",
+      },
+      actions: ["insert"],
+    },
+  ],
+  roles: [
+    {
+      role: "read",
+      db: "statistics",
+    },
+  ],
+});
+
+db.createUser({
+    user: "stats_user",
+    pwd: "@z^VFhN7q%vzit",
+    roles: [
+      {
+        role: 'statsReadWrite',
+        db: 'statistics',
+      },
+    ],
+  });
+
+db.createCollection("peertube");