diff --git a/.github/workflows/03-core-features--01-hello-world.yaml b/.github/_workflows/03-core-features--01-hello-world.yaml
similarity index 100%
rename from .github/workflows/03-core-features--01-hello-world.yaml
rename to .github/_workflows/03-core-features--01-hello-world.yaml
diff --git a/.github/workflows/03-core-features--02-step-types.yaml b/.github/_workflows/03-core-features--02-step-types.yaml
similarity index 100%
rename from .github/workflows/03-core-features--02-step-types.yaml
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diff --git a/.github/workflows/03-core-features--03-workflows-jobs-steps.yaml b/.github/_workflows/03-core-features--03-workflows-jobs-steps.yaml
similarity index 100%
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rename to .github/_workflows/03-core-features--03-workflows-jobs-steps.yaml
diff --git a/.github/workflows/03-core-features--04-triggers-and-filters.yaml b/.github/_workflows/03-core-features--04-triggers-and-filters.yaml
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diff --git a/.github/workflows/03-core-features--05-environment-variables.yaml b/.github/_workflows/03-core-features--05-environment-variables.yaml
similarity index 100%
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diff --git a/.github/workflows/03-core-features--06-passing-data.yaml b/.github/_workflows/03-core-features--06-passing-data.yaml
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diff --git a/.github/workflows/03-core-features--07-secrets-and-variables.yaml b/.github/_workflows/03-core-features--07-secrets-and-variables.yaml
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diff --git a/.github/workflows/04-advanced-features--01-runner-types.yaml b/.github/_workflows/04-advanced-features--01-runner-types.yaml
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diff --git a/.github/workflows/04-advanced-features--02-artifacts.yaml b/.github/_workflows/04-advanced-features--02-artifacts.yaml
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diff --git a/.github/workflows/04-advanced-features--03-caching.yaml b/.github/_workflows/04-advanced-features--03-caching.yaml
similarity index 100%
rename from .github/workflows/04-advanced-features--03-caching.yaml
rename to .github/_workflows/04-advanced-features--03-caching.yaml
diff --git a/.github/workflows/04-advanced-features--04-github-permissions.yaml b/.github/_workflows/04-advanced-features--04-github-permissions.yaml
similarity index 100%
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diff --git a/.github/workflows/04-advanced-features--05-third-party-auth.yaml b/.github/_workflows/04-advanced-features--05-third-party-auth.yaml
similarity index 100%
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diff --git a/.github/workflows/04-advanced-features--06-matrix-and-conditionals.yaml b/.github/_workflows/04-advanced-features--06-matrix-and-conditionals.yaml
similarity index 100%
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diff --git a/.github/workflows/04-advanced-features--07-dynamic-matrix.yaml b/.github/_workflows/04-advanced-features--07-dynamic-matrix.yaml
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diff --git a/.github/workflows/04-advanced-features--08-workflow-commands.yaml b/.github/_workflows/04-advanced-features--08-workflow-commands.yaml
similarity index 100%
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rename to .github/_workflows/04-advanced-features--08-workflow-commands.yaml
diff --git a/.github/workflows/06-authoring-actions--01-composite-action.yaml b/.github/_workflows/06-authoring-actions--01-composite-action.yaml
similarity index 100%
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diff --git a/.github/workflows/06-authoring-actions--02-reuseable-workflows-source.yaml b/.github/_workflows/06-authoring-actions--02-reuseable-workflows-source.yaml
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diff --git a/.github/workflows/06-authoring-actions--03-reuseable-workflows-caller.yaml b/.github/_workflows/06-authoring-actions--03-reuseable-workflows-caller.yaml
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diff --git a/.github/workflows/06-authoring-actions--04-javascript-actions.yaml b/.github/_workflows/06-authoring-actions--04-javascript-actions.yaml
similarity index 100%
rename from .github/workflows/06-authoring-actions--04-javascript-actions.yaml
rename to .github/_workflows/06-authoring-actions--04-javascript-actions.yaml
diff --git a/.github/workflows/06-authoring-actions--05-container-actions.yaml b/.github/_workflows/06-authoring-actions--05-container-actions.yaml
similarity index 100%
rename from .github/workflows/06-authoring-actions--05-container-actions.yaml
rename to .github/_workflows/06-authoring-actions--05-container-actions.yaml
diff --git a/.github/workflows/08-developer-experience--01-externalize-logic.yaml b/.github/_workflows/08-developer-experience--01-externalize-logic.yaml
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diff --git a/.github/workflows/08-developer-experience--02-ssh-breakpoint.yaml b/.github/_workflows/08-developer-experience--02-ssh-breakpoint.yaml
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rename from .github/workflows/08-developer-experience--02-ssh-breakpoint.yaml
rename to .github/_workflows/08-developer-experience--02-ssh-breakpoint.yaml
diff --git a/.github/workflows/08-developer-experience--03-debug-env-vars.yaml b/.github/_workflows/08-developer-experience--03-debug-env-vars.yaml
similarity index 100%
rename from .github/workflows/08-developer-experience--03-debug-env-vars.yaml
rename to .github/_workflows/08-developer-experience--03-debug-env-vars.yaml
diff --git a/.github/workflows/09-best-practices--01-cache-benchmark.yaml b/.github/_workflows/09-best-practices--01-cache-benchmark.yaml
similarity index 100%
rename from .github/workflows/09-best-practices--01-cache-benchmark.yaml
rename to .github/_workflows/09-best-practices--01-cache-benchmark.yaml
diff --git a/.github/workflows/1-helllo-world.yaml b/.github/workflows/1-helllo-world.yaml
new file mode 100644
index 00000000..6ca922be
--- /dev/null
+++ b/.github/workflows/1-helllo-world.yaml
@@ -0,0 +1,23 @@
+name: Hello World
+
+on:
+  workflow_dispatch:
+
+jobs:
+  say-hello-inline-bash:
+    runs-on: ubuntu-24.04
+    steps:
+      - run: echo "Hello, World from inline bash script in a GitHub Actions Workflow!"
+
+  say-hello-inline-python:
+    runs-on: ubuntu-24.04
+    steps:
+      - run: print("Hello, World from inline Python script! in a GitHub Actions Workflow!")
+        shell: python
+
+  say-hello-action:
+    runs-on: ubuntu-24.04
+    steps:
+      - uses: actions/hello-world-javascript-action@v1
+        with:
+          who-to-greet: "Hello, World from a JavaScript Action in a GitHub Actions Workflow!"
diff --git a/.github/workflows/2-core-features-1.yaml b/.github/workflows/2-core-features-1.yaml
new file mode 100644
index 00000000..4d9e6798
--- /dev/null
+++ b/.github/workflows/2-core-features-1.yaml
@@ -0,0 +1,31 @@
+name: Workflows, Jobs, and Steps
+
+on:
+   workflow_dispatch:
+
+jobs:
+   job-1:
+      runs-on: ubuntu-24.04
+      steps:
+         - run: echo "This is job consists of "
+         - run: echo "one or more steps"
+         - run: echo "Which run sequentially"
+         - run: echo "within the same compute environment"
+   job-2:
+      runs-on: ubuntu-24.04
+      steps:
+         - run: echo "Multiple jobs can run in parallel"
+   job-3:
+      runs-on: ubuntu-24.04
+      needs:
+         - job-1
+         - job-2
+      steps:
+         - run: echo "They can also depend on one another"
+   job-4:
+      runs-on: ubuntu-24.04
+      needs:
+         - job-2
+         - job-3
+      steps:
+         - run: echo "... to from a directed acyclic graph (DAG) of jobs"
diff --git a/.github/workflows/2-core-features-2-triggers-and-filters.yaml b/.github/workflows/2-core-features-2-triggers-and-filters.yaml
new file mode 100644
index 00000000..e69de29b
diff --git a/.github/workflows/4-environment-variables.yaml b/.github/workflows/4-environment-variables.yaml
new file mode 100644
index 00000000..0a101dd3
--- /dev/null
+++ b/.github/workflows/4-environment-variables.yaml
@@ -0,0 +1,33 @@
+name: Environment Variables
+on:
+  workflow_dispatch:
+
+env:
+  WORKFLOW_VAR: "I_AM_WORKFLOW_SCOPED"
+
+jobs:
+  job-1:
+    runs-on: ubuntu-24.04
+    env:
+      JOB_VAR: "I_AM_JOB_SCOPED"
+    steps:
+      - name: Inspect scopes job 1 step 1
+        env:
+          STEP_VAR: "I_AM_STEP_SCOPED"
+        run: |
+          echo "Workflow Scoped Variable: $WORKFLOW_VAR"
+          echo "Job Scoped Variable: $JOB_VAR"  
+          echo "Step Scoped Variable: $STEP_VAR"
+      - name: Inspect scopes job 1 step 2
+        run: |
+          echo "Workflow Scoped Variable: $WORKFLOW_VAR"
+          echo "Job Scoped Variable: $JOB_VAR"    
+          echo "Step Scoped Variable: $STEP_VAR"
+  job-2:
+    runs-on: ubuntu-24.04
+    steps:
+      - name: Inspect scopes job 2 step 2
+        run: |
+          echo "Workflow Scoped Variable: $WORKFLOW_VAR"
+          echo "Job Scoped Variable: $JOB_VAR"    
+          echo "Step Scoped Variable: $STEP_VAR"
diff --git a/.github/workflows/5-passing-variables.yaml b/.github/workflows/5-passing-variables.yaml
new file mode 100644
index 00000000..17e47190
--- /dev/null
+++ b/.github/workflows/5-passing-variables.yaml
@@ -0,0 +1,30 @@
+name: Passing Variables between Jobs
+
+on:
+  workflow_dispatch:
+
+jobs:
+  producer:
+    runs-on: ubuntu-24.04
+    outputs:
+      foo: ${{ steps.generate-foo.outputs.foo }}
+    steps:
+      - name: Generate and Export foo
+        id: generate-foo
+        run: |
+          foo=bar
+          echo "foo=${foo}" >> $GITHUB_OUTPUT
+          echo "FOO=${foo}" >> $GITHUB_ENV
+      - name: Inspect values inside producer
+        run: |
+          echo "FOO (set via GitHub_ENV): $FOO" 
+          echo "foo (set via GitHub_OUTPUT): ${{ steps.generate-foo.outputs.foo }}"
+
+  consumer:
+    runs-on: ubuntu-24.04
+    needs: producer
+    steps:
+      - name: Inspect values inside consumer
+        run: |
+          echo "Value from producer : ${{ needs.producer.outputs.foo }}"
+          echo "FOO in consumer     : ${FOO}"
diff --git a/.github/workflows/6-caching.yaml b/.github/workflows/6-caching.yaml
new file mode 100644
index 00000000..5b57fab0
--- /dev/null
+++ b/.github/workflows/6-caching.yaml
@@ -0,0 +1,23 @@
+name: Caching
+
+on:
+  workflow_dispatch:
+
+jobs:
+  node-cache:
+    name: npm dependency cache (set up node)
+    runs-on: ubuntu-24.04
+    defaults:
+      run:
+        working-directory: 04-advanced-features/caching/minimal-node-project
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-node@v4
+        with:
+          node-version: 20
+          cache: "npm"
+          cache-dependency-path: 04-advanced-features/caching/minimal-node-project/package-lock.json
+      - name: Install dependencies
+        run: npm ci --prefer-offline --no-audit
+      - name: List first few modules
+        run: ls -R node_modules | head
diff --git a/git-push.sh b/git-push.sh
new file mode 100755
index 00000000..deb15dfa
--- /dev/null
+++ b/git-push.sh
@@ -0,0 +1,6 @@
+#!bin/bash
+
+git add .
+read -p "Enter commit message: " choice
+git commit -m "$choice"
+git push origin main