feat(09-functions): add workflow

.github/workflows/09-function.yaml

@@ -0,0 +1,24 @@
+name: 09 - Using Functions
+
+on:
+  pull_request:
+  workflow_dispatch:
+
+jobs:
+  echo1:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Failing step
+        run: exit 1
+      - name: I will be skipped
+        if: ${{ success() }}
+        run: echo "I will print if previous steps succeed."
+      - name: I will execute
+        if: ${{ failure() }}
+        run: echo "I will print if any previous step fails."
+      - name: I will execute
+        if: ${{ !cancelled() }}
+        run: echo "I will always print, except when the workflow is cancelled."
+      - name: I will execute when cancelled
+        if: ${{ cancelled() }}
+        run: echo "I will print if the workflow has been cancelled."