chore: simplify docker configuration following YAGNI

Dockerfile

@@ -1,13 +1,9 @@
-# Stage 1: Base
-FROM oven/bun:1.1-slim as base
+FROM oven/bun:1.1-slim
 WORKDIR /app
-
 COPY package.json bun.lock ./
 RUN bun install --frozen-lockfile
 COPY . .
-
 ENV NODE_ENV=production
-
 USER bun
 EXPOSE 3000
-ENTRYPOINT [ "bun", "run", "src/index.ts" ]
+CMD ["bun", "run", "src/index.ts"]

docker-compose.yml

@@ -1,32 +1,20 @@
 services:
   app:
-    build: 
-      context: .
-      target: release
+    build: .
     restart: always
     ports:
       - "${PORT:-3000}:3000"
     environment:
       - REDIS_URL=redis://redis:6379
       - API_KEY=${API_KEY}
-      - PORT=3000
     depends_on:
       - redis
-    networks:
-      - auth-network
 
   redis:
     image: redis:alpine
     restart: always
-    command: redis-server --appendonly yes
     volumes:
       - redis-data:/data
-    networks:
-      - auth-network
-
-networks:
-  auth-network:
-    driver: bridge
 
 volumes:
   redis-data: