diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
new file mode 100644
index 0000000..c28e758
--- /dev/null
+++ b/.github/workflows/ci.yml
@@ -0,0 +1,50 @@
+name: iStore Intl Builder
+
+on:
+  workflow_dispatch:
+
+env:
+  IB_NAME: openwrt-imagebuilder-22.03.5-x86-64.Linux-x86_64
+  MF_NAME: openwrt-22.03.5-x86-64.manifest
+  IB_URL: https://downloads.openwrt.org/releases/22.03.5/targets/x86/64/
+  TZ: Asia/Shanghai
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    name: iStore Intl Builder
+    steps:
+      - name: Checkout
+        uses: actions/checkout@main
+        with:
+          fetch-depth: 1
+
+      - name: Initialization environment
+        env:
+          DEBIAN_FRONTEND: noninteractive
+        run: |
+          sudo -E apt-get -qq update
+          sudo -E apt-get -qq install binutils bzip2 xz-utils unzip git wget patch device-tree-compiler
+          sudo -E apt-get -qq clean
+          sudo timedatectl set-timezone "$TZ"
+
+      - name: Download IB
+        run: |
+          wget -O dl/${IB_NAME}.tar.xz ${IB_URL}${IB_NAME}.tar.xz
+          wget -O dl/${MF_NAME} ${IB_URL}${MF_NAME}
+          wget -O dl/sha256sums ${IB_URL}sha256sums
+          cd dl && sha256sum -c sha256sums
+
+      - name: Unpack IB
+        run: |
+          mkdir ib
+          tar -C ib --strip-components=1 -xJf ../dl/${IB_NAME}.tar.xz
+          cp -a src/* ib/
+          ls patches/ | sort | xargs -n1 sh -c 'patch -p1 -d ib -i ../patches/$0'
+          sed -i 's/ unofficial/ oversea/' ib/Makefile
+
+      - name: Build
+        run: |
+          cp dl/${MF_NAME} ib/target.manifest
+          cd ib && make -f multi.mk image_multi
+
diff --git a/patches/001-all-profiles.patch b/patches/001-all-profiles.patch
new file mode 100644
index 0000000..9a8e5e9
--- /dev/null
+++ b/patches/001-all-profiles.patch
@@ -0,0 +1,18 @@
+diff --git a/include/image.mk b/include/image.mk
+index ba1bd3c03f..16a7b0a443 100644
+--- a/include/image.mk
++++ b/include/image.mk
+@@ -438,10 +438,11 @@ define Device/Export
+   $(1) : FILESYSTEM:=$(2)
+ endef
+ 
++DEVICE_CHECK_PROFILE = $(CONFIG_TARGET_$(if $(CONFIG_TARGET_MULTI_PROFILE),DEVICE_)$(call target_conf,$(BOARD)$(if $(SUBTARGET),_$(SUBTARGET)))_$(1))
+ ifdef IB
++ifneq ($(PROFILE),)
+   DEVICE_CHECK_PROFILE = $(filter $(1),DEVICE_$(PROFILE) $(PROFILE))
+-else
+-  DEVICE_CHECK_PROFILE = $(CONFIG_TARGET_$(if $(CONFIG_TARGET_MULTI_PROFILE),DEVICE_)$(call target_conf,$(BOARD)$(if $(SUBTARGET),_$(SUBTARGET)))_$(1))
++endif
+ endif
+ 
+ DEVICE_EXTRA_PACKAGES = $(call qstrip,$(CONFIG_TARGET_DEVICE_PACKAGES_$(call target_conf,$(BOARD)$(if $(SUBTARGET),_$(SUBTARGET)))_DEVICE_$(1)))
diff --git a/src/multi.mk b/src/multi.mk
new file mode 100644
index 0000000..311a47b
--- /dev/null
+++ b/src/multi.mk
@@ -0,0 +1,38 @@
+# build image as .config
+# make -f multi.mk image_multi
+# by jjm2473@gmail.com
+
+include Makefile
+
+package_install_multi: FORCE
+	@echo
+	@echo Installing manifest packages...
+	$(OPKG) install $(firstword $(wildcard $(LINUX_DIR)/libc_*.ipk $(PACKAGE_DIR)/libc_*.ipk))
+	$(OPKG) install $(firstword $(wildcard $(LINUX_DIR)/kernel_*.ipk $(PACKAGE_DIR)/kernel_*.ipk))
+	cut -d' ' -f1 target.manifest >$(TMP_DIR)/opkg_install_list
+	$(OPKG) install $$(cat $(TMP_DIR)/opkg_install_list)
+
+build_image_multi: FORCE
+	@echo
+	@echo Building multi images...
+	$(NO_TRACE_MAKE) -C target/linux/$(BOARD)/image install TARGET_BUILD=1 IB=1 EXTRA_IMAGE_NAME="$(EXTRA_IMAGE_NAME)"
+
+_call_image_multi: staging_dir/host/.prereq-build
+	echo 'Building images for $(BOARD)'
+	echo
+	rm -rf $(TARGET_DIR) $(TARGET_DIR_ORIG)
+	mkdir -p $(TARGET_DIR) $(BIN_DIR) $(TMP_DIR) $(DL_DIR)
+	$(MAKE) package_reload
+	$(MAKE) -f multi.mk package_install_multi
+	$(MAKE) -s prepare_rootfs
+	$(MAKE) -f multi.mk build_image_multi
+	$(MAKE) -s checksum
+
+image_multi:
+	$(MAKE) -s _check_profile
+	$(MAKE) -s _check_keys
+	(unset PROFILE FILES PACKAGES MAKEFLAGS; \
+	$(MAKE) -f multi.mk -s _call_image_multi
+
+profiles_multi:
+	$(STAGING_DIR_HOST)/bin/sed -n 's/^CONFIG_TARGET_$(if $(CONFIG_TARGET_MULTI_PROFILE),DEVICE_)$(call target_conf,$(BOARD)$(if $(SUBTARGET),_$(SUBTARGET)))_\(.*\)=y/\1/p' .config