fix: add capnp.go to avoid installing capnp-go in Dockerfile

Author: huhong-web

.gitignore

@@ -1,5 +1,4 @@
 *.o
-*.capnp.go
 _output/
 cmd/**/bin/
 **/mock_*_test.go

Dockerfile

@@ -14,7 +14,7 @@ ENV PATH=$PATH:/usr/lib/llvm15/bin
 COPY . .
 RUN set -x; \
     apt-get update && apt-get install -y --no-install-recommends \
-    make clang libbpf-dev bpftool curl git binutils-gold musl-tools capnproto-dev &&\
+    make clang libbpf-dev bpftool curl git binutils-gold musl-tools &&\
     make BUILD_MODE=${BUILD_MODE} &&\
     mkdir -p ${RUN_PATH} &&\
     cp -rf ${BUILD_PATH}/_output/* ${RUN_PATH}/ &&\

Makefile

@@ -49,7 +49,7 @@ IMAGE := $(IMAGE_REPO):$(IMAGE_TAG)
 
 BPF_BUILD_STAMP := $(APP_CMD_OUTPUT)/.bpf-build-stamp
 
-all: gen-build bpf-build build sync
+all: bpf-build build sync
 
 build-nostatic:
 	@$(MAKE) BUILD_MODE=nostatic all
@@ -72,7 +72,7 @@ sync:
 	@cp $(BPF_DIR)/*.o $(APP_CMD_OUTPUT)/bpf/
 	@cp *.conf $(APP_CMD_OUTPUT)/conf/
 
-build: gen-build $(APP_CMD_BIN_TARGETS)
+build: $(APP_CMD_BIN_TARGETS)
 $(APP_CMD_BIN_TARGETS): $(GO_SRCS)
 $(APP_CMD_OUTPUT)/bin/%:
 	@mkdir -p $(APP_CMD_OUTPUT)/bin
@@ -100,8 +100,7 @@ import-fmt:
 		$(FIND_EXCLUDE_PATHS) \
 		-exec shfmt -i 0 -w {} \;
 
-golangci-lint: gen-build
-	@# gen-build ensures mock/capnp files exist for typecheck to resolve imports.
+golangci-lint: mock-build
 	@golangci-lint run -v ./... --timeout=5m --config .golangci.yaml
 
 vendor:
@@ -113,20 +112,24 @@ clean:
 		$(FIND_EXCLUDE_PATHS) \
 		-delete
 
-gen-build:
+mock-build:
 	@go generate -run "mockery.*" -x ./...
+
+# Run manually after editing *.capnp; CI never invokes this so capnp
+# toolchain drift in the dev image cannot break `make check`.
+capnp-build:
 	@go generate -run "capnp.*" ./...
 
 test: unit integration e2e
 
-unit: bpf-build gen-build
+unit: bpf-build mock-build
 	@go test -v ./... -coverprofile=$(APP_CMD_OUTPUT)/unit-coverage.txt -timeout=5m
 	@go tool cover -html=$(APP_CMD_OUTPUT)/unit-coverage.txt -o $(APP_CMD_OUTPUT)/unit-coverage.html
 
-integration: all gen-build
+integration: all mock-build
 	@bash integration/run.sh
 
 e2e: all
 	@bash e2e/run.sh
 
-.PHONY: all build-nostatic bpf-build gen-build sync build check import-fmt golangci-lint vendor clean test unit integration e2e docker-build docker-clean
+.PHONY: all build-nostatic bpf-build mock-build capnp-build sync build check import-fmt golangci-lint vendor clean test unit integration e2e docker-build docker-clean