refactor: clean up Dockerfile by removing unnecessary comments and consolidating commands

Dockerfile

@@ -1,39 +1,24 @@
-# Estágio 1: Build
 FROM node:16-bullseye-slim AS builder
-
 WORKDIR /app
 COPY package*.json ./
 RUN npm install --legacy-peer-deps
 COPY . .
 RUN npm run build
 
-CMD ["npm", "run", "start:prod"]
-
 FROM node:16-bullseye-slim
-# Instalar dependências do Oracle
-RUN apt-get update && apt-get install -y \
-    libaio1 \
-    unzip \
-    wget \
-    && mkdir -p /opt/oracle
+RUN apt-get update && apt-get install -y libaio1 unzip wget && mkdir -p /opt/oracle
 
-# Instalar Oracle Instant Client
 RUN wget https://download.oracle.com/otn_software/linux/instantclient/instantclient-basic-linuxx64.zip -O /opt/oracle/client.zip && \
     unzip /opt/oracle/client.zip -d /opt/oracle && \
     rm /opt/oracle/client.zip && \
     ln -s /opt/oracle/instantclient_* /opt/oracle/instantclient
 
-# Configurar o sistema para encontrar as bibliotecas do Oracle
 ENV LD_LIBRARY_PATH=/opt/oracle/instantclient
-RUN echo "/opt/oracle/instantclient" > /etc/ld.so.conf.d/oracle-instantclient.conf && ldconfig
-
 WORKDIR /app
 
-# Copiar apenas o necessário do estágio anterior
 COPY --from=builder /app/dist ./dist
 COPY --from=builder /app/package*.json ./
 COPY --from=builder /app/node_modules ./node_modules
 
-# Variáveis de ambiente padrão para o driver oracledb
-ENV OCI_LIB_DIR=/opt/oracle/instantclient
-ENV OCI_INC_DIR=/opt/oracle/instantclient/sdk/include
+EXPOSE 8066
+CMD ["npm", "run", "start:prod"]