feat: build head of PRs instead of merge commit (#3206)

.github/workflows/monorepo-docker.yml

@@ -36,6 +36,7 @@ jobs:
     steps:
       - uses: actions/checkout@v3
         with:
+          ref: ${{ github.event.pull_request.head.sha || github.sha }}
           submodules: recursive
 
       - name: Generate tag data

.github/workflows/rust-docker.yml

@@ -34,6 +34,8 @@ jobs:
 
     steps:
       - uses: actions/checkout@v3
+        with:
+          ref: ${{ github.event.pull_request.head.sha || github.sha }}
       - name: Generate tag data
         id: taggen
         run: |

.github/workflows/rust.yml

@@ -28,6 +28,8 @@ jobs:
 
     steps:
       - uses: actions/checkout@v3
+        with:
+          ref: ${{ github.event.pull_request.head.sha || github.sha }}
       - uses: actions-rs/toolchain@v1
         with:
           toolchain: stable
@@ -54,6 +56,8 @@ jobs:
 
     steps:
       - uses: actions/checkout@v3
+        with:
+          ref: ${{ github.event.pull_request.head.sha || github.sha }}
       - uses: actions-rs/toolchain@v1
         with:
           toolchain: stable

.github/workflows/static-analysis.yml

@@ -15,6 +15,7 @@ jobs:
     steps:
       - uses: actions/checkout@v3
         with:
+          ref: ${{ github.event.pull_request.head.sha || github.sha }}
           submodules: recursive
 
       - name: yarn-cache

.github/workflows/storage-analysis.yml

@@ -16,7 +16,7 @@ jobs:
       - name: Checkout PR branch
         uses: actions/checkout@v3
         with:
-          ref: ${{ github.event.pull_request.head.sha }}
+          ref: ${{ github.event.pull_request.head.sha || github.sha }}
           submodules: recursive
 
       - uses: actions/setup-node@v3

.github/workflows/test.yml

@@ -28,6 +28,7 @@ jobs:
 
       - uses: actions/checkout@v3
         with:
+          ref: ${{ github.event.pull_request.head.sha || github.sha }}
           submodules: recursive
 
       - name: yarn-cache
@@ -54,6 +55,7 @@ jobs:
     steps:
       - uses: actions/checkout@v3
         with:
+          ref: ${{ github.event.pull_request.head.sha || github.sha }}
           submodules: recursive
           fetch-depth: 0
 
@@ -71,7 +73,7 @@ jobs:
           path: |
             ./*
             !./rust
-          key: ${{ github.sha }}
+          key: ${{ github.event.pull_request.head.sha || github.sha }}
 
       - name: build
         run: yarn build
@@ -82,6 +84,7 @@ jobs:
     steps:
       - uses: actions/checkout@v3
         with:
+          ref: ${{ github.event.pull_request.head.sha || github.sha }}
           # check out full history
           fetch-depth: 0
 
@@ -111,6 +114,7 @@ jobs:
     steps:
       - uses: actions/checkout@v3
         with:
+          ref: ${{ github.event.pull_request.head.sha || github.sha }}
           submodules: recursive
           fetch-depth: 0
 
@@ -123,7 +127,7 @@ jobs:
           path: |
             ./*
             !./rust
-          key: ${{ github.sha }}
+          key: ${{ github.event.pull_request.head.sha || github.sha }}
 
       - name: Unit Tests
         run: yarn test:ci
@@ -134,6 +138,7 @@ jobs:
     steps:
       - uses: actions/checkout@v3
         with:
+          ref: ${{ github.event.pull_request.head.sha || github.sha }}
           submodules: recursive
           fetch-depth: 0
 
@@ -151,7 +156,7 @@ jobs:
           path: |
             ./*
             !./rust
-          key: ${{ github.sha }}
+          key: ${{ github.event.pull_request.head.sha || github.sha }}
 
       - name: Metadata Health Check
         run: yarn workspace @hyperlane-xyz/sdk run test:metadata
@@ -166,6 +171,7 @@ jobs:
 
       - uses: actions/checkout@v3
         with:
+          ref: ${{ github.event.pull_request.head.sha || github.sha }}
           submodules: recursive
 
       - name: foundry-install
@@ -205,7 +211,7 @@ jobs:
           path: |
             ./*
             !./rust
-          key: ${{ github.sha }}
+          key: ${{ github.event.pull_request.head.sha || github.sha }}
 
       - name: cargo-cache
         uses: actions/cache@v3
@@ -251,6 +257,8 @@ jobs:
 
     steps:
       - uses: actions/checkout@v3
+        with:
+          ref: ${{ github.event.pull_request.head.sha || github.sha }}
 
       - name: foundry-install
         uses: onbjerg/foundry-toolchain@v1
@@ -261,7 +269,7 @@ jobs:
           path: |
             ./*
             !./rust
-          key: ${{ github.sha }}
+          key: ${{ github.event.pull_request.head.sha || github.sha }}
 
       - name: Fork test ${{ matrix.environment }} ${{ matrix.module }} ${{ matrix.chain }} deployment
         run: cd typescript/infra && ./fork.sh ${{ matrix.environment }} ${{ matrix.module }} ${{ matrix.chain }}
@@ -273,6 +281,7 @@ jobs:
     steps:
       - uses: actions/checkout@v3
         with:
+          ref: ${{ github.event.pull_request.head.sha || github.sha }}
           fetch-depth: 0
 
       - name: yarn-cache
@@ -289,7 +298,7 @@ jobs:
           path: |
             ./*
             !./rust
-          key: ${{ github.sha }}
+          key: ${{ github.event.pull_request.head.sha || github.sha }}
 
       - name: foundry-install
         uses: onbjerg/foundry-toolchain@v1