Update Dockerfile

Dockerfile

@@ -1,19 +1,21 @@
 FROM rocker/r-ver:4.3.2
 
-EXPOSE 7860
 ENV PORT=7860
+EXPOSE 7860
 
+# dependências de sistema
 RUN apt-get update && apt-get install -y \
     libcurl4-openssl-dev \
     libssl-dev \
     libxml2-dev \
     && rm -rf /var/lib/apt/lists/*
 
-RUN R -e "install.packages(c('shiny','readxl','dlookr','rpivotTable'), repos='https://cloud.r-project.org')"
+# pacotes R (explícitos, sem mágicas)
+RUN R -e "install.packages('shiny', repos='https://cloud.r-project.org')"
+RUN R -e "install.packages(c('readxl','rpivotTable','dlookr'), repos='https://cloud.r-project.org')"
 
 WORKDIR /app
-
 COPY app.R /app/app.R
 COPY STATUS1.xlsx /app/STATUS1.xlsx
 
-CMD ["R", "-e", "shiny::runApp('/app', host='0.0.0.0', port=as.numeric(Sys.getenv('PORT', 7860)))"]
+CMD ["R", "-e", "shiny::runApp('/app', host='0.0.0.0', port=as.numeric(Sys.getenv('PORT')))"]