Only run CI on latest commit of PR branches (#1362)

carloskiki · web-flow · commit 8fd8af260dd3 · 2025-08-06T08:29:57.000-06:00
diff --git a/.github/workflows/bign256.yml b/.github/workflows/bign256.yml
@@ -18,6 +18,11 @@ env:
   RUSTFLAGS: "-Dwarnings"
   RUSTDOCFLAGS: "-Dwarnings"
 
+# Cancels CI jobs when new commits are pushed to a PR branch
+concurrency:
+  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
+
 jobs:
   build:
     runs-on: ubuntu-latest
diff --git a/.github/workflows/bp256.yml b/.github/workflows/bp256.yml
@@ -18,6 +18,11 @@ env:
   RUSTFLAGS: "-Dwarnings"
   RUSTDOCFLAGS: "-Dwarnings"
 
+# Cancels CI jobs when new commits are pushed to a PR branch
+concurrency:
+  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
+
 jobs:
   build:
     runs-on: ubuntu-latest
diff --git a/.github/workflows/bp384.yml b/.github/workflows/bp384.yml
@@ -18,6 +18,11 @@ env:
   RUSTFLAGS: "-Dwarnings"
   RUSTDOCFLAGS: "-Dwarnings"
 
+# Cancels CI jobs when new commits are pushed to a PR branch
+concurrency:
+  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
+
 jobs:
   build:
     runs-on: ubuntu-latest
diff --git a/.github/workflows/ed448-goldilocks.yml b/.github/workflows/ed448-goldilocks.yml
@@ -19,6 +19,11 @@ env:
   RUSTFLAGS: "-Dwarnings"
   RUSTDOCFLAGS: "-Dwarnings"
 
+# Cancels CI jobs when new commits are pushed to a PR branch
+concurrency:
+  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
+
 jobs:
   build:
     runs-on: ubuntu-latest
diff --git a/.github/workflows/hash2curve.yml b/.github/workflows/hash2curve.yml
@@ -18,6 +18,11 @@ env:
   RUSTFLAGS: "-Dwarnings"
   RUSTDOCFLAGS: "-Dwarnings"
 
+# Cancels CI jobs when new commits are pushed to a PR branch
+concurrency:
+  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
+
 jobs:
   build:
     runs-on: ubuntu-latest
diff --git a/.github/workflows/k256.yml b/.github/workflows/k256.yml
@@ -19,6 +19,11 @@ env:
   RUSTFLAGS: "-Dwarnings"
   RUSTDOCFLAGS: "-Dwarnings"
 
+# Cancels CI jobs when new commits are pushed to a PR branch
+concurrency:
+  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
+
 jobs:
   build:
     runs-on: ubuntu-latest
diff --git a/.github/workflows/p192.yml b/.github/workflows/p192.yml
@@ -18,6 +18,11 @@ env:
   RUSTFLAGS: "-Dwarnings"
   RUSTDOCFLAGS: "-Dwarnings"
 
+# Cancels CI jobs when new commits are pushed to a PR branch
+concurrency:
+  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
+
 jobs:
   build:
     runs-on: ubuntu-latest
diff --git a/.github/workflows/p224.yml b/.github/workflows/p224.yml
@@ -18,6 +18,11 @@ env:
   RUSTFLAGS: "-Dwarnings"
   RUSTDOCFLAGS: "-Dwarnings"
 
+# Cancels CI jobs when new commits are pushed to a PR branch
+concurrency:
+  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
+
 jobs:
   build:
     runs-on: ubuntu-latest
diff --git a/.github/workflows/p256.yml b/.github/workflows/p256.yml
@@ -19,6 +19,11 @@ env:
   RUSTFLAGS: "-Dwarnings"
   RUSTDOCFLAGS: "-Dwarnings"
 
+# Cancels CI jobs when new commits are pushed to a PR branch
+concurrency:
+  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
+
 jobs:
   build:
     runs-on: ubuntu-latest
diff --git a/.github/workflows/p384.yml b/.github/workflows/p384.yml
@@ -19,6 +19,11 @@ env:
   RUSTFLAGS: "-Dwarnings"
   RUSTDOCFLAGS: "-Dwarnings"
 
+# Cancels CI jobs when new commits are pushed to a PR branch
+concurrency:
+  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
+
 jobs:
   build:
     runs-on: ubuntu-latest
diff --git a/.github/workflows/p521.yml b/.github/workflows/p521.yml
@@ -19,6 +19,11 @@ env:
   RUSTFLAGS: "-Dwarnings"
   RUSTDOCFLAGS: "-Dwarnings"
 
+# Cancels CI jobs when new commits are pushed to a PR branch
+concurrency:
+  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
+
 jobs:
   build:
     runs-on: ubuntu-latest
diff --git a/.github/workflows/primefield.yml b/.github/workflows/primefield.yml
@@ -18,6 +18,11 @@ env:
   RUSTFLAGS: "-Dwarnings"
   RUSTDOCFLAGS: "-Dwarnings"
 
+# Cancels CI jobs when new commits are pushed to a PR branch
+concurrency:
+  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
+
 jobs:
   build:
     runs-on: ubuntu-latest
diff --git a/.github/workflows/primeorder.yml b/.github/workflows/primeorder.yml
@@ -18,6 +18,11 @@ env:
   RUSTFLAGS: "-Dwarnings"
   RUSTDOCFLAGS: "-Dwarnings"
 
+# Cancels CI jobs when new commits are pushed to a PR branch
+concurrency:
+  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
+
 jobs:
   build:
     runs-on: ubuntu-latest
diff --git a/.github/workflows/sm2.yml b/.github/workflows/sm2.yml
@@ -18,6 +18,11 @@ env:
   RUSTFLAGS: "-Dwarnings"
   RUSTDOCFLAGS: "-Dwarnings"
 
+# Cancels CI jobs when new commits are pushed to a PR branch
+concurrency:
+  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
+
 jobs:
   build:
     runs-on: ubuntu-latest
diff --git a/.github/workflows/workspace.yml b/.github/workflows/workspace.yml
@@ -13,6 +13,11 @@ env:
   CARGO_INCREMENTAL: 0
   RUSTFLAGS: "-Dwarnings"
 
+# Cancels CI jobs when new commits are pushed to a PR branch
+concurrency:
+  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
+
 jobs:
   clippy:
     runs-on: ubuntu-latest
