fix: Corrects github remote to origin and ignores rubygems api checksum (#6)

Author: bougyman

ci/build_image.sh

@@ -194,7 +194,7 @@ fi
 
 revision=$(git rev-parse HEAD)
 shortref=$(git rev-parse --short "$revision")
-repo_url=$(git remote get-url upstream)
+repo_url=$(git remote get-url origin)
 if [ -z "$repo_url" ]
 then
     die 7 "No remote found"

oci/Containerfile

@@ -22,6 +22,7 @@ RUN mkdir -p ./vendor/cache && \
     bundle exec rake build && \
     mv pkg/*.gem ./vendor/cache/ && \
     cp oci/Gemfile . && \
+    bundle config set --local disable_checksum_validation true && \
     bundle install --jobs $JOBS
 
 # Remove folders not needed in resulting image