setup tools

.editorconfig

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+root = true
+
+[*]
+end_of_line = lf
+insert_final_newline = true

.github/workflows/go.yml

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+name: Go
+
+on:
+  push:
+    branches: ["main"]
+  pull_request:
+    branches: ["main"]
+
+jobs:
+  build-and-test:
+    strategy:
+      matrix:
+        go-version: ["1.18", "1.19", "1.20", "1.21", "1.22"]
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: Set up Go
+        uses: actions/setup-go@v4
+        with:
+          go-version: ${{ matrix.go-version }}
+
+      - name: Build
+        run: go build -v ./...
+
+      - name: Test
+        run: go test -v ./...
+  lint:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: Set up Go
+        uses: actions/setup-go@v4
+        with:
+          go-version: "1.22"
+
+      - name: Set up Staticcheck
+        run: go install honnef.co/go/tools/cmd/staticcheck@latest
+
+      - name: Run Staticcheck
+        run: staticcheck ./...

.github/workflows/review.yml

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+name: reviewdog
+on: [pull_request]
+jobs:
+  reviewdog:
+    name: reviewdog
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - uses: actions/setup-go@v4
+        with:
+          go-version: "1.21" # gost requires go 1.21 or later
+      - name: Install gost
+        run: go install github.com/seiyab/gost@latest
+      - uses: reviewdog/action-setup@v1
+      - name: Run reviewdog
+        env:
+          REVIEWDOG_GITHUB_API_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        run: reviewdog -reporter=github-pr-review -runners=gost

.reviewdog.yml

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+runner:
+  gost:
+    cmd: go vet -vettool="$(which gost)" ./...
+    format: govet
+    level: warning