github: Only run CI for latest commit in a branch, cancel old runs

.github/workflows/android.yml

@@ -2,6 +2,10 @@ name: Android
 
 on: [push, pull_request]
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 env:
   CCACHE_BASEDIR: ${{ github.workspace }}
   CCACHE_COMPRESS: true

.github/workflows/codeql.yml

@@ -2,6 +2,10 @@ name: "CodeQL"
 
 on: [push, pull_request]
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 env:
   CCACHE_BASEDIR: ${{ github.workspace }}
   CCACHE_COMPRESS: true

.github/workflows/linux.yml

@@ -2,6 +2,10 @@ name: Linux
 
 on: [push, pull_request]
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 env:
   # this test case does not actually test anything but tries to access system
   # directories that might be inaccessible on build hosts

.github/workflows/macos.yml

@@ -2,6 +2,10 @@ name: macOS
 
 on: [push, pull_request]
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 env:
   TESTS_REDUCED_KEYLENGTHS: yes
   CCACHE_BASEDIR: ${{ github.workspace }}

.github/workflows/sonarcloud.yml

@@ -2,6 +2,10 @@ name: SonarCloud
 
 on: [push]
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 env:
   CCACHE_BASEDIR: ${{ github.workspace }}
   CCACHE_COMPRESS: true

.github/workflows/tkm.yml

@@ -2,6 +2,10 @@ name: TKM
 
 on: [push, pull_request]
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 env:
   CCACHE_DIR: ${{ github.workspace }}/.ccache
   CCACHE_CONTAINER: /root/.ccache

.github/workflows/windows.yml

@@ -2,6 +2,10 @@ name: Windows
 
 on: [push, pull_request]
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 env:
   TESTS_REDUCED_KEYLENGTHS: yes
   CCACHE_BASEDIR: ${{ github.workspace }}