diff --git a/.github/workflows/03-core-features--01-hello-world.yaml b/.github/workflows/03-core-features--01-hello-world.yaml
index b358d3af..332b2f99 100644
--- a/.github/workflows/03-core-features--01-hello-world.yaml
+++ b/.github/workflows/03-core-features--01-hello-world.yaml
@@ -8,3 +8,23 @@ jobs:
     runs-on: ubuntu-24.04
     steps:
       - run: echo "Hello from an inline bash script in a GitHub Action Workflow!"
+    
+  say-hello-inline-python:
+    runs-on: ubuntu-24.04
+    steps:
+      - run: print("Hello from the other side, I must have called a thousand times!")
+        shell: python
+  
+  say-hello-action:
+    runs-on: ubuntu-24.04
+    steps:
+      - uses: actions/hello-world-javascript-action@v1
+        with:
+          who-to-greet: "The heliocentric solar system"
+  
+  say-hello-action-v2:
+    runs-on: ubuntu-24.04
+    steps:
+      - uses: actions/hello-world-javascript-action@ad41a6c27317e688719c813b0d6a25685a9bce54
+        with:
+          who-to-greet: "kaykay"
diff --git a/03-core-features/filters/excluded-file.txt b/03-core-features/filters/excluded-file.txt
index e69de29b..7ba2b6ce 100644
--- a/03-core-features/filters/excluded-file.txt
+++ b/03-core-features/filters/excluded-file.txt
@@ -0,0 +1 @@
+you look good tonight.
\ No newline at end of file
diff --git a/03-core-features/filters/included-file.md b/03-core-features/filters/included-file.md
index e69de29b..46fe4e43 100644
--- a/03-core-features/filters/included-file.md
+++ b/03-core-features/filters/included-file.md
@@ -0,0 +1 @@
+# you look good tonight.
\ No newline at end of file