feat: generate ttrpc during build

.github/workflows/ci.yml

@@ -46,10 +46,15 @@ jobs:
         with:
           go-version: "1.22"
 
+      - uses: awalsh128/cache-apt-pkgs-action@v1
+        with:
+          packages: protobuf-compiler libprotobuf-dev
+          version: 1.0
+
       - name: build ebpf image
         run: make build-ebpf
 
-      - name: generate ebpf
+      - name: generate ttrpc and ebpf
         run: make generate
 
       - name: check for diff

Makefile

@@ -80,10 +80,11 @@ CFLAGS := -O2 -g -Wall -Werror
 # dependencies installed.
 generate: export BPF_CLANG := $(CLANG)
 generate: export BPF_CFLAGS := $(CFLAGS)
-generate:
+generate: ttrpc
 	docker run --rm -v $(PWD):/app:Z --user $(shell id -u):$(shell id -g) --env=BPF_CLANG="$(CLANG)" --env=BPF_CFLAGS="$(CFLAGS)" $(EBPF_IMAGE)
 
 ttrpc:
+	go mod download
 	cd api/shim/v1; protoc --go_out=. --go_opt=paths=source_relative \
 	--ttrpc_out=. --plugin=protoc-gen-ttrpc=`which protoc-gen-go-ttrpc` \
 	--ttrpc_opt=paths=source_relative *.proto -I. \