feat(lua): use external luarocks spec file

Author: thomasleplus

.github/workflows/luarocks-check-versions.yml

@@ -27,11 +27,11 @@ jobs:
           IFS=$'\n\t'
           rc=0
           \sudo apt install -y luarocks
-          \lua -e 'dofile("openid-connect-provider-debugger-0.0.0.rockspec"); for _, dep in ipairs(dependencies) do local package, version = dep:match("^(.+)%s*==%s*(.+)$"); if package and version then print(package .. " " .. version) end end' | while read package current_version ; do
+          while IFS=' ' read -r package current_version ; do
             latest_version="$(\luarocks search "${package}" --porcelain | \head -n 1 | \cut -f 2)"
             if [ "${current_version}" != "${latest_version}" ]; then
               echo "${package} ${current_version} -> ${latest_version}"
               rc=$((rc+1))
             fi
-          done
+          done < <(\lua -e 'dofile("openid-connect-provider-debugger-0.0.0.rockspec"); for _, dep in ipairs(dependencies) do local package, version = dep:match("^(.+)%s*==%s*(.+)$"); if package and version then print(package .. " " .. version) end end')
           exit ${rc}