diff --git a/.clang-format-ignore b/.clang-format-ignore
new file mode 100644
index 00000000..dbfe6acb
--- /dev/null
+++ b/.clang-format-ignore
@@ -0,0 +1,2 @@
+# dont format any code in docs
+./docs/*
diff --git a/.github/workflows/docs-build.yml b/.github/workflows/docs-build.yml
index 7451f9f5..95db7fd2 100644
--- a/.github/workflows/docs-build.yml
+++ b/.github/workflows/docs-build.yml
@@ -1,5 +1,10 @@
 name: Docs build
-run-name: Docs build
+
+# only run most recent workflow in branch
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 on:
   pull_request:
     paths-ignore:
diff --git a/.github/workflows/formatting.yaml b/.github/workflows/formatting.yaml
index 8f45d988..cf7d31a7 100644
--- a/.github/workflows/formatting.yaml
+++ b/.github/workflows/formatting.yaml
@@ -1,11 +1,14 @@
 name: clang-format check
-run-name: clang-format check
+
+# only run most recent workflow in branch
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
 
 on:
   pull_request:
     paths-ignore:
     - README.md
-    - 'docs/**'
     types: [ opened, reopened, synchronize ]
 
 permissions: read-all
diff --git a/.github/workflows/linux-compileonly.yaml b/.github/workflows/linux-compileonly.yaml
index 547fb1ab..43a199e2 100644
--- a/.github/workflows/linux-compileonly.yaml
+++ b/.github/workflows/linux-compileonly.yaml
@@ -1,4 +1,10 @@
 name: Linux-CompileOnly
+
+# only run most recent workflow in branch
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 on:
   pull_request:
     paths-ignore:
diff --git a/.github/workflows/linux-install.yaml b/.github/workflows/linux-install.yaml
index 05e85cb2..4c36f383 100644
--- a/.github/workflows/linux-install.yaml
+++ b/.github/workflows/linux-install.yaml
@@ -1,5 +1,10 @@
 name: Linux-Install
-run-name: Linux-Install
+
+# only run most recent workflow in branch
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 on:
   pull_request:
     paths-ignore:
diff --git a/.github/workflows/linux.yaml b/.github/workflows/linux.yaml
index d5cb68ed..ef29f8fb 100644
--- a/.github/workflows/linux.yaml
+++ b/.github/workflows/linux.yaml
@@ -1,5 +1,10 @@
 name: Linux
-run-name: Linux
+
+# only run most recent workflow in branch
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 on:
   pull_request:
     paths-ignore:
diff --git a/.github/workflows/osx.yaml b/.github/workflows/osx.yaml
index 97d58f74..c2137abb 100644
--- a/.github/workflows/osx.yaml
+++ b/.github/workflows/osx.yaml
@@ -1,5 +1,10 @@
 name: macOS
-run-name: macOS
+
+# only run most recent workflow in branch
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 on:
   pull_request:
     paths-ignore: