diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
new file mode 100644
index 0000000..39d96d5
--- /dev/null
+++ b/.github/workflows/build.yml
@@ -0,0 +1,42 @@
+name: Build binaries
+
+on:
+  push:
+    branches: [main]
+
+jobs:
+  build:
+    if: github.repository == 'Allra-Fintech/git-issue'
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Set up Go
+        uses: actions/setup-go@v5
+        with:
+          go-version: "1.23"
+          cache: true
+
+      - name: Install dependencies
+        run: go mod download
+
+      - name: Run tests
+        run: make test
+
+      - name: Run linter
+        run: make lint
+
+      - name: Build cross-platform binaries
+        run: make build-all
+
+      - name: Upload artifacts
+        uses: actions/upload-artifact@v4
+        with:
+          name: gi-binaries-${{ github.sha }}
+          path: |
+            gi-darwin-arm64
+            gi-darwin-amd64
+            gi-linux-amd64
+          retention-days: 7
diff --git a/.gitignore b/.gitignore
index cdd10d2..e6a48fb 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,7 +2,7 @@
 # https://github.com/github/gitignore/blob/main/community/Golang/Go.AllowList.gitignore
 #
 # Binaries for programs and plugins
-gi
+/gi
 git-issue-*
 *.exe
 *.exe~
diff --git a/.issues/open/009-build-in-cicd.md b/.issues/closed/009-build-in-cicd.md
similarity index 97%
rename from .issues/open/009-build-in-cicd.md
rename to .issues/closed/009-build-in-cicd.md
index ad7b44e..6351920 100644
--- a/.issues/open/009-build-in-cicd.md
+++ b/.issues/closed/009-build-in-cicd.md
@@ -3,7 +3,7 @@ id: "009"
 assignee: ""
 labels: []
 created: 2025-11-14T17:23:12.796868+09:00
-updated: 2025-11-14T17:23:12.796868+09:00
+updated: 2025-11-14T22:36:02.833639+09:00
 ---
 
 # Build in CI/CD
diff --git a/DEVELOPMENT.md b/DEVELOPMENT.md
index 16425fd..cd6eb8a 100644
--- a/DEVELOPMENT.md
+++ b/DEVELOPMENT.md
@@ -33,6 +33,11 @@ make clean
 
 # Install locally (default ~/.local/bin; override INSTALL_DIR if needed)
 make install
+
+# Download latest CI-built binaries (requires repo access):
+# 1. git pull origin main
+# 2. Go to GitHub → Actions → "Build binaries" workflow
+# 3. Download gi-binaries-<sha> artifact for your platform
 ```
 
 ### Makefile Targets
diff --git a/cmd/gi/main.go b/cmd/gi/main.go
new file mode 100644
index 0000000..81ab2c5
--- /dev/null
+++ b/cmd/gi/main.go
@@ -0,0 +1,19 @@
+package main
+
+import (
+	"fmt"
+	"os"
+
+	"github.com/Allra-Fintech/git-issue/cmd"
+)
+
+var version = "dev"
+
+func main() {
+	cmd.SetVersion(version)
+
+	if err := cmd.Execute(); err != nil {
+		fmt.Fprintf(os.Stderr, "Error: %v\n", err)
+		os.Exit(1)
+	}
+}