add ci

.github/workflows/optparse-test.yaml

@@ -0,0 +1,23 @@
+name: Optparse Test
+
+on:
+  push:
+    branches:
+      - '**'
+  pull_request:
+    branches:
+      - '**'
+
+jobs:
+  ghcup-optparse-test:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v3
+      - uses: haskell/actions/setup@v2
+        id: setup-haskell
+        with:
+          ghc-version: 9.2.8
+          cabal-version: 3.10.1.0
+      - run:
+          cabal test ghcup-optparse-test