ci: add GitHub Actions workflows for Vim, Neovim, and reviewdog

Author: lambdalisue

.github/workflows/neovim.yml

@@ -0,0 +1,37 @@
+name: Neovim
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+  workflow_dispatch:
+
+jobs:
+  test:
+    strategy:
+      fail-fast: false
+      matrix:
+        os:
+          - macos-latest
+          - ubuntu-latest
+        version:
+          - stable
+          - nightly
+    runs-on: ${{ matrix.os }}
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/checkout@v4
+        with:
+          repository: thinca/vim-themis
+          path: vim-themis
+      - uses: rhysd/action-setup-vim@v1
+        id: nvim
+        with:
+          neovim: true
+          version: "${{ matrix.version }}"
+      - name: Run tests
+        env:
+          THEMIS_VIM: ${{ steps.nvim.outputs.executable }}
+        run: |
+          ./vim-themis/bin/themis

.github/workflows/reviewdog.yml

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+name: reviewdog
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+  workflow_dispatch:
+
+jobs:
+  vimlint:
+    name: runner / vint
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - name: vint
+        uses: reviewdog/action-vint@v1
+        with:
+          github_token: ${{ secrets.github_token }}
+          level: error
+          reporter: github-pr-review

.github/workflows/vim.yml

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+name: Vim
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+  workflow_dispatch:
+
+jobs:
+  test:
+    strategy:
+      fail-fast: false
+      matrix:
+        os:
+          - macos-latest
+          - ubuntu-latest
+        version:
+          - nightly
+          - v9.0.0000
+    runs-on: ${{ matrix.os }}
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/checkout@v4
+        with:
+          repository: thinca/vim-themis
+          path: vim-themis
+      - uses: rhysd/action-setup-vim@v1
+        id: vim
+        with:
+          version: "${{ matrix.version }}"
+      - name: Run tests
+        env:
+          THEMIS_VIM: ${{ steps.vim.outputs.executable }}
+        run: |
+          ./vim-themis/bin/themis