add a test

.github/workflows/test.yml

@@ -0,0 +1,26 @@
+on: [push, pull_request]
+name: Test
+jobs:
+  test-nocache:
+    strategy:
+      matrix:
+        go-version: [1.22.x]
+        os: [ubuntu-latest, macos-latest, windows-latest]
+    runs-on: ${{ matrix.os }}
+    steps:
+      - uses: actions/checkout@v3
+      - uses: actions/setup-go@v4
+        with:
+          go-version: ${{ matrix.go-version }}
+          cache: false
+      - run: go test ./...
+
+  run:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - uses: actions/setup-go@v4
+        with:
+          go-version: 1.22.x
+      - run: go build ./...
+      - run: ./rpc-crawler https://rpc-cosmoshub.goldenratiostaking.net:443