Update workflow to include libsql.h if changed

.github/workflows/update-libsql.yml

@@ -9,6 +9,33 @@ on:
         default: 'libsql-0.9.4'
 
 jobs:
+  extract-headers:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Set libsql tag
+        run: |
+          TAG=${{ github.event.inputs.libsql_tag }}
+          echo "Using tag: $TAG"
+          echo "LIBSQL_TAG=$TAG" >> $GITHUB_ENV
+
+      - name: Checkout libsql at tag
+        uses: actions/checkout@v4
+        with:
+          repository: tursodatabase/libsql
+          ref: ${{ env.LIBSQL_TAG }}
+          path: libsql
+
+      - name: Extract headers
+        run: |
+          mkdir -p include
+          cp libsql/bindings/c/include/libsql.h include/
+
+      - name: Upload header artifact
+        uses: actions/upload-artifact@v4
+        with:
+          name: libsql-headers
+          path: include/
+
   build-linux:
     runs-on: ubuntu-latest
     strategy:
@@ -114,7 +141,7 @@ jobs:
           path: go-libsql/lib/darwin_arm64
 
   verify-linux-amd64:
-    needs: [build-linux]
+    needs: [build-linux, extract-headers]
     runs-on: ubuntu-latest
     steps:
       - name: Checkout go-libsql
@@ -126,10 +153,18 @@ jobs:
           name: libsql-linux_amd64
           path: lib/linux_amd64
 
+      - name: Download headers
+        uses: actions/download-artifact@v4
+        with:
+          name: libsql-headers
+          path: lib/include
+
       - name: Check binary details
         run: |
           echo "Linux AMD64 library size:"
           ls -la lib/linux_amd64/libsql_experimental.a
+          echo "Header file:"
+          ls -la lib/include/libsql.h
 
       - name: Set up Go
         uses: actions/setup-go@v4
@@ -144,7 +179,7 @@ jobs:
           echo "Linux AMD64 build successful!"
 
   verify-linux-arm64:
-    needs: [build-linux]
+    needs: [build-linux, extract-headers]
     runs-on: ubuntu-latest
     steps:
       - name: Checkout go-libsql
@@ -156,10 +191,18 @@ jobs:
           name: libsql-linux_arm64
           path: lib/linux_arm64
 
+      - name: Download headers
+        uses: actions/download-artifact@v4
+        with:
+          name: libsql-headers
+          path: lib/include
+
       - name: Check binary details
         run: |
           echo "Linux ARM64 library size:"
           ls -la lib/linux_arm64/libsql_experimental.a
+          echo "Header file:"
+          ls -la lib/include/libsql.h
 
       - name: Set up Go
         uses: actions/setup-go@v4
@@ -179,7 +222,7 @@ jobs:
           echo "Linux ARM64 build successful!"
 
   verify-darwin-arm64:
-    needs: [build-macos]
+    needs: [build-macos, extract-headers]
     runs-on: macos-latest
     steps:
       - name: Checkout go-libsql
@@ -191,10 +234,18 @@ jobs:
           name: libsql-darwin_arm64
           path: lib/darwin_arm64
 
+      - name: Download headers
+        uses: actions/download-artifact@v4
+        with:
+          name: libsql-headers
+          path: lib/include
+
       - name: Check binary details
         run: |
           echo "Darwin ARM64 library size:"
           ls -la lib/darwin_arm64/libsql_experimental.a
+          echo "Header file:"
+          ls -la lib/include/libsql.h
 
       - name: Set up Go
         uses: actions/setup-go@v4
@@ -223,10 +274,19 @@ jobs:
 
       - name: Copy artifacts to repository
         run: |
-          mkdir -p lib/linux_amd64 lib/linux_arm64 lib/darwin_arm64
+          mkdir -p lib/linux_amd64 lib/linux_arm64 lib/darwin_arm64 lib/include
           cp -r artifacts/libsql-linux_amd64/* lib/linux_amd64/
           cp -r artifacts/libsql-linux_arm64/* lib/linux_arm64/
           cp -r artifacts/libsql-darwin_arm64/* lib/darwin_arm64/
+
+          # only copy header if it changed
+          if ! cmp -s artifacts/libsql-headers/libsql.h lib/include/libsql.h 2>/dev/null; then
+            cp artifacts/libsql-headers/libsql.h lib/include/
+            echo "Header file updated"
+          else
+            echo "Header file unchanged, skipping"
+          fi
+
           # Clean up artifacts directory to prevent it from being included in the PR
           rm -rf artifacts
 
@@ -248,6 +308,7 @@ jobs:
             - `linux_amd64/libsql_experimental.a`
             - `linux_arm64/libsql_experimental.a`
             - `darwin_arm64/libsql_experimental.a`
+            - `include/libsql.h` (if changed)
 
             This update was generated automatically by the [update-libsql workflow](https://github.com/${{ github.repository }}/actions/runs/${{ github.run_id }}).
           branch: update-${{ env.LIBSQL_TAG }}