add self test

.github/workflows/self-tests.yml

@@ -0,0 +1,33 @@
+name: self-test
+
+on:
+  push:
+    branches: [main, test-me-*]
+    tags: '*'
+  pull_request:
+
+jobs:
+  env:
+    strategy:
+      matrix:
+        os: [windows-latest, macos-latest, ubuntu-latest]
+    runs-on: ${{ matrix.os }}
+    steps:
+    - uses: kornia/workflows/.github/actions/[email protected]
+      with:
+        ref: main
+
+  coverage:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: kornia/workflows/.github/actions/[email protected]
+      with:
+        ref: main
+
+  tests:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: kornia/workflows/.github/actions/[email protected]
+      with:
+        ref: main
+