add native library to make build process faster

.github/workflows/build.yml

@@ -16,8 +16,15 @@ jobs:
     steps:
       - name: Checkout
         uses: actions/checkout@v5
+      - name: Set up build dependencies
+        run: |
+          apt-get update && apt-get install -y \
+            build-essential \
+            cmake \
+            libusb-1.0-0-dev \
+            libudev-dev
       - name: Set up Cmake cache
-        uses: buildjet/cache@v4
+        uses: actions/cache@v4
         with:
           path: internal/native/cgo/build
           key: jetkvm-cgo-${{ hashFiles('internal/native/cgo/**/*.c', 'internal/native/cgo/**/*.h', 'internal/native/cgo/**/*.patch', 'internal/native/cgo/**/*.txt', 'internal/native/cgo/**/*.sh', '!internal/native/cgo/build/**') }}

.gitignore

@@ -5,3 +5,7 @@ static/*
 
 device-tests.tar.gz
 node_modules
+
+# generated during the build process
+#internal/native/include
+#internal/native/lib

Dockerfile.build

@@ -1,26 +1,12 @@
 # syntax=docker/dockerfile:1
-FROM golang:1.24.4-bookworm
+FROM golang:1.25.1-trixie
 
 ENV GOTOOLCHAIN=local
 ENV GOPATH /go
 ENV PATH $GOPATH/bin:/usr/local/go/bin:$PATH
 
-# Install build dependencies
-RUN apt-get update && apt-get install -y --no-install-recommends \
-  build-essential \
-  device-tree-compiler \
-  gperf g++-multilib gcc-multilib \
-  libnl-3-dev libdbus-1-dev libelf-dev libmpc-dev dwarves \
-  bc openssl flex bison libssl-dev python3 python-is-python3 texinfo kmod cmake \
-  wget zstd \
-  && rm -rf /var/lib/apt/lists/*
-
-# Install buildkit
-ENV BUILDKIT_VERSION="v0.2.2"
-RUN wget https://github.com/jetkvm/rv1106-system/releases/download/${BUILDKIT_VERSION}/buildkit.tar.zst && \
-    mkdir -p /opt/jetkvm-native-buildkit && \
-    tar --use-compress-program="unzstd --long=31" -xvf buildkit.tar.zst -C /opt/jetkvm-native-buildkit && \
-    rm buildkit.tar.zst
+ADD .devcontainer/install-deps.sh /install-deps.sh
+RUN /install-deps.sh
 
 # Create build directory
 RUN mkdir -p /build/

Makefile

@@ -10,6 +10,7 @@ KVM_PKG_NAME := github.com/jetkvm/kvm
 
 BUILDKIT_FLAVOR := arm-rockchip830-linux-uclibcgnueabihf
 BUILDKIT_PATH ?= /opt/jetkvm-native-buildkit
+SKIP_NATIVE_IF_EXISTS ?= 1
 
 
 GO_BUILD_ARGS := -tags netgo -tags timetzdata
@@ -40,11 +41,15 @@ BIN_DIR := $(shell pwd)/bin
 TEST_DIRS := $(shell find . -name "*_test.go" -type f -exec dirname {} \; | sort -u)
 
 build_native:
-	@echo "Building native..."
-	cd internal/native/cgo && ./ui_index.gen.sh && \
-		CC="$(BUILDKIT_PATH)/bin/$(BUILDKIT_FLAVOR)-gcc" \
-		LD="$(BUILDKIT_PATH)/bin/$(BUILDKIT_FLAVOR)-ld" \
-		./build.sh
+	@if [ "$(SKIP_NATIVE_IF_EXISTS)" = "1" ] && [ -f "internal/native/lib/libjknative.a" ]; then \
+		echo "libjknative.a already exists, skipping native build..."; \
+	else \
+		echo "Building native..."; \
+		cd internal/native/cgo && ./ui_index.gen.sh && \
+			CC="$(BUILDKIT_PATH)/bin/$(BUILDKIT_FLAVOR)-gcc" \
+			LD="$(BUILDKIT_PATH)/bin/$(BUILDKIT_FLAVOR)-ld" \
+			./build.sh; \
+	fi
 
 build_dev: build_native
 	@echo "Building..."

dev_deploy.sh

@@ -28,6 +28,7 @@ show_help() {
     echo "      --run-go-tests         Run go tests"
     echo "      --run-go-tests-only    Run go tests and exit"
     echo "      --skip-ui-build        Skip frontend/UI build"
+    echo "      --skip-native-build    Skip native build"
     echo "  -i, --install              Build for release and install the app"
     echo "      --help                 Display this help message"
     echo
@@ -40,6 +41,7 @@ show_help() {
 REMOTE_USER="root"
 REMOTE_PATH="/userdata/jetkvm/bin"
 SKIP_UI_BUILD=false
+SKIP_NATIVE_BUILD=0
 RESET_USB_HID_DEVICE=false
 LOG_TRACE_SCOPES="${LOG_TRACE_SCOPES:-jetkvm,cloud,websocket,native,jsonrpc}"
 RUN_GO_TESTS=false
@@ -61,6 +63,10 @@ while [[ $# -gt 0 ]]; do
             SKIP_UI_BUILD=true
             shift
             ;;
+        --skip-native-build)
+            SKIP_NATIVE_BUILD=1
+            shift
+            ;;
         --reset-usb-hid)
             RESET_USB_HID_DEVICE=true
             shift
@@ -148,7 +154,7 @@ fi
 if [ "$INSTALL_APP" = true ]
 then
 	msg_info "▶ Building release binary"
-	make build_release
+	make build_release SKIP_NATIVE_IF_EXISTS=${SKIP_NATIVE_BUILD}
 	
 	# Copy the binary to the remote host as if we were the OTA updater.
 	ssh "${REMOTE_USER}@${REMOTE_HOST}" "cat > /userdata/jetkvm/jetkvm_app.update" < bin/jetkvm_app
@@ -157,7 +163,7 @@ then
 	ssh "${REMOTE_USER}@${REMOTE_HOST}" "reboot"
 else
 	msg_info "▶ Building development binary"
-	make build_dev
+	make build_dev SKIP_NATIVE_IF_EXISTS=${SKIP_NATIVE_BUILD}
 	
 	# Kill any existing instances of the application
 	ssh "${REMOTE_USER}@${REMOTE_HOST}" "killall jetkvm_app_debug || true"