chore: workflows now largely only run on pull requests or merge queues

.github/workflows/check.yml

@@ -1,5 +1,11 @@
 name: check
-on: [push, pull_request, merge_group]
+on:
+  pull_request:
+    branches:
+    - main
+  merge_group:
+    branches:
+    - main
 jobs:
   fmt:
     name: fmt

.github/workflows/client.yml

@@ -1,5 +1,11 @@
 name: client
-on: [push, pull_request, merge_group]
+on:
+  pull_request:
+    branches:
+    - main
+  merge_group:
+    branches:
+    - main
 jobs:
   build:
     strategy:

.github/workflows/kernel.yml

@@ -1,15 +1,14 @@
 name: kernel
 on:
-  push:
-    paths:
-    - "kernel/**"
-    - "hack/ci/**"
   pull_request:
+    branches:
+    - main
     paths:
     - "kernel/**"
     - "hack/ci/**"
   merge_group:
-
+    branches:
+    - main
 jobs:
   build:
     runs-on: ubuntu-latest

.github/workflows/os.yml

@@ -1,16 +1,15 @@
 name: os
 on:
-  push:
-    paths:
-    - "os/**"
-    - "hack/os/**"
-    - "hack/ci/**"
   pull_request:
+    branches:
+    - main
     paths:
     - "os/**"
     - "hack/os/**"
     - "hack/ci/**"
   merge_group:
+    branches:
+    - main
 jobs:
   build:
     runs-on: ubuntu-latest

.github/workflows/release-plz.yml

@@ -1,18 +1,13 @@
 name: release-plz
-
 permissions:
   pull-requests: write
   contents: write
-
 on:
   push:
     branches:
     - main
-
 concurrency:
   group: "${{ github.workflow }}"
-  cancel-in-progress: true
-
 jobs:
   release-plz:
     name: release-plz

.github/workflows/server.yml

@@ -1,5 +1,11 @@
 name: server
-on: [push, pull_request, merge_group]
+on:
+  pull_request:
+    branches:
+    - main
+  merge_group:
+    branches:
+    - main
 jobs:
   build:
     runs-on: ubuntu-latest