ci: fix build triggers (#693)

Timer · web-flow · commit 65b4f64e1c11 · 2021-01-14T15:07:15.000+01:00
diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
@@ -1,5 +1,13 @@
 name: CI
-on: [push]
+
+on:
+  push:
+    branches:
+      - master
+    tags:
+      - '!*'
+  pull_request:
+
 jobs:
   build:
     runs-on: ubuntu-latest
