add protobuf compiler to .github/workflows/solana.yml

Author: mariuszzak

.github/workflows/solana.yml

@@ -53,6 +53,12 @@ jobs:
       - name: Install just
         uses: extractions/setup-just@v2
 
+      - name: Install protobuf compiler
+        run: |
+          sudo apt-get update
+          sudo apt-get install -y protobuf-compiler
+          protoc --version
+
       - name: Build Solana programs
         run: just build-solana