chore: Move and update the Dockerfile for the database configuration

docker/app.Dockerfile

@@ -0,0 +1,26 @@
+# For Build
+FROM node:22-slim as builder
+
+WORKDIR /app
+
+COPY package.json ./
+COPY package-lock.json ./
+COPY tsconfig.json ./
+RUN npm ci
+
+COPY . .
+
+RUN npm run build
+
+# For Run
+FROM node:22-slim
+
+WORKDIR /app
+
+COPY --from=builder /app/build ./build
+COPY --from=builder /app/package.json .
+COPY --from=builder /app/node_modules ./node_modules
+
+EXPOSE 3000
+
+CMD ["node", "./build"]

docker/postgres.Dockerfile

@@ -0,0 +1,3 @@
+FROM postgres:16
+
+COPY ./docker/initdb.d/ /docker-entrypoint-initdb.d/