ci: add release workflow

[skip ci]

Change-Id: Idfcef50378042e62c10494cc37d18e590688eba5
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index a3500bd..e6dfbf7 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -1,6 +1,8 @@
 name: CI
 on:
   push:
+    branches:
+      - '**'
     paths-ignore:
       - '*.conf.sample*'
       - 'Dockerfile'