bump ruby version in template dockerfile

Aviv Dozorets · alexellis · commit a153489391b6 · 2020-01-06T12:21:55.000Z
Signed-off-by: Aviv Dozorets &lt;avivd@tikalk.com&gt;
diff --git a/template/ruby/Dockerfile b/template/ruby/Dockerfile
@@ -1,6 +1,6 @@
 FROM openfaas/classic-watchdog:0.18.1 as watchdog
 
-FROM ruby:2.5.1-alpine3.7
+FROM ruby:2.7-alpine3.11
 
 COPY --from=watchdog /fwatchdog /usr/bin/fwatchdog
 RUN chmod +x /usr/bin/fwatchdog
