feat: Vault variant + non-blocking warning in case failed decoding @url@ variable

templates/gitlab-ci-gcloud.yml

@@ -212,7 +212,7 @@ stages:
           export ${name}="$(cat ${decoded})"
           log_info "Successfully curl'd secret \\e[33;1m${name}\\e[0m"
         else
-          fail "Failed getting secret \\e[33;1m${name}\\e[0m:\\n$(sed 's/^/... /g' "${errors}")"
+          log_warn "Failed getting secret \\e[33;1m${name}\\e[0m:\\n$(sed 's/^/... /g' "${errors}")"
         fi
       elif command -v wget > /dev/null
       then
@@ -224,10 +224,10 @@ stages:
           export ${name}="$(cat ${decoded})"
           log_info "Successfully wget'd secret \\e[33;1m${name}\\e[0m"
         else
-          fail "Failed getting secret \\e[33;1m${name}\\e[0m:\\n$(sed 's/^/... /g' "${errors}")"
+          log_warn "Failed getting secret \\e[33;1m${name}\\e[0m:\\n$(sed 's/^/... /g' "${errors}")"
         fi
       else
-        fail "Couldn't get secret \\e[33;1m${name}\\e[0m: no http client found"
+        log_warn "Couldn't get secret \\e[33;1m${name}\\e[0m: no http client found"
       fi
       ;;
     esac