fix: add install protoc step

.github/workflows/publish.yml

@@ -19,6 +19,9 @@ jobs:
           node-version: 20
           registry-url: "https://registry.npmjs.org/"
 
+      - name: Install protoc
+        run: sudo apt-get update && sudo apt-get install -y protobuf-compiler
+
       - name: Install deps
         run: npm install
 

package.json

@@ -4,7 +4,7 @@
   "description": "Protobuf definitions and generated TypeScript types",
   "type": "commonjs",
   "scripts": {
-    "generate": "npx protoc -I ./proto ./proto/*.proto --ts_proto_out=./gen --ts_proto_opt=nestJs=true,package=omit"
+    "generate": "protoc -I ./proto ./proto/*.proto --ts_proto_out=./gen --ts_proto_opt=nestJs=true,package=omit"
   },
   "files": [
     "proto",