add curl to the image

jitsi_admin_websocket_dockerfile.txt

@@ -16,6 +16,10 @@ LABEL version="${VERSION}" \
 
 WORKDIR /usr/src/app
 
+RUN apk --no-cache add \
+    curl \
+    && rm -rf /var/cache/apk/*
+
 RUN wget https://github.com/H2-invent/jitsi-admin/releases/download/${VERSION}/websocket.zip -O artifact.zip \
     && unzip artifact.zip \
     && chown -R nobody . \