Dockerfile in elastic-apm-3.14.0

- old
+ new

@@ -1,9 +1,10 @@
 FROM openjdk:13-jdk-slim
 
 RUN apt-get update \
     && apt-get install -y libc6-dev git tcc curl netbase --no-install-recommends \
+    && apt-get install -y gcc \
     && rm -rf /var/lib/apt/lists/*
 
 ENV JRUBY_VERSION 9.2.10.0
 ENV JRUBY_SHA256 9199707712c683c525252ccb1de5cb8e75f53b790c5b57a18f6367039ec79553
 
@@ -35,6 +36,6 @@
     BUNDLE_APP_CONFIG="$GEM_HOME"
 ENV PATH $BUNDLE_BIN:$PATH
 RUN mkdir -p "$GEM_HOME" "$BUNDLE_BIN" \
     && chmod 777 "$GEM_HOME" "$BUNDLE_BIN"
 
-CMD [ "irb" ]
\ No newline at end of file
+CMD [ "irb" ]