[PicaPlume] Add curl for HEALTHCHECK

pica-plume/Dockerfile

@@ -13,10 +13,11 @@ RUN apt-get update && \
     # See https://github.com/dalibo/temboard/issues/211#issuecomment-342205157 to understand why
     mkdir -p /usr/share/man/man1 && \
     mkdir -p /usr/share/man/man7 && \
-    apt-get install -y postgresql-client && \
+    apt-get install -y postgresql-client curl && \
     rm -rf /var/lib/apt/lists/*
 
 COPY ./entrypoint.sh /entrypoint.sh
 HEALTHCHECK --interval=20s --timeout=3s CMD curl --fail http://localhost:7878 || exit 1
 
 ENTRYPOINT ["/entrypoint.sh"]
+CMD plume