ci: add CI and release workflows

.github/workflows/ci.yml

@@ -0,0 +1,37 @@
+name: CI
+
+on:
+  push:
+    branches: [master]
+  pull_request:
+    branches: [master]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    container:
+      image: archlinux:latest
+
+    steps:
+      - name: Install dependencies
+        run: pacman -Syu --noconfirm go gcc pkg-config
+
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Cache Go modules
+        uses: actions/cache@v4
+        with:
+          path: ~/go/pkg/mod
+          key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
+          restore-keys: |
+            ${{ runner.os }}-go-
+
+      - name: Vet
+        run: go vet ./...
+
+      - name: Build
+        run: go build -o pacviz ./cmd/pacviz
+
+      - name: Test
+        run: go test ./...

.github/workflows/release.yml

@@ -0,0 +1,39 @@
+name: Release
+
+on:
+  push:
+    tags:
+      - "v*"
+
+permissions:
+  contents: write
+
+jobs:
+  release:
+    runs-on: ubuntu-latest
+    container:
+      image: archlinux:latest
+
+    steps:
+      - name: Install dependencies
+        run: pacman -Syu --noconfirm go gcc pkg-config
+
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Cache Go modules
+        uses: actions/cache@v4
+        with:
+          path: ~/go/pkg/mod
+          key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
+          restore-keys: |
+            ${{ runner.os }}-go-
+
+      - name: Build
+        run: go build -ldflags "-s -w" -o pacviz ./cmd/pacviz
+
+      - name: Create Release
+        uses: softprops/action-gh-release@v2
+        with:
+          files: pacviz
+          generate_release_notes: true

.gitignore

@@ -1,5 +1,6 @@
 NOTES.md
 TODO.md
 CLAUDE.md
+TECH_DEBT.md
 .claude
 pacviz