Add comment above get_current_step

.github/workflows/0-start.yml

@@ -19,6 +19,8 @@ permissions:
   contents: write
 
 jobs:
+  # Get the current step from .github/script/STEP so we can
+  # limit running the main job when the learner is on the same step.
   get_current_step:
     name: Check current step number
     runs-on: ubuntu-latest

.github/workflows/1-create-a-branch.yml

@@ -17,6 +17,8 @@ permissions:
   contents: write
 
 jobs:
+  # Get the current step from .github/script/STEP so we can
+  # limit running the main job when the learner is on the same step.
   get_current_step:
     name: Check current step number
     runs-on: ubuntu-latest

.github/workflows/2-commit-a-file.yml

@@ -19,6 +19,8 @@ permissions:
   contents: write
 
 jobs:
+  # Get the current step from .github/script/STEP so we can
+  # limit running the main job when the learner is on the same step.
   get_current_step:
     name: Check current step number
     runs-on: ubuntu-latest

.github/workflows/3-open-a-pull-request.yml

@@ -20,6 +20,8 @@ permissions:
   contents: write
 
 jobs:
+  # Get the current step from .github/script/STEP so we can
+  # limit running the main job when the learner is on the same step.
   get_current_step:
     name: Check current step number
     runs-on: ubuntu-latest

.github/workflows/4-merge-your-pull-request.yml

@@ -19,6 +19,8 @@ permissions:
   contents: write
 
 jobs:
+  # Get the current step from .github/script/STEP so we can
+  # limit running the main job when the learner is on the same step.
   get_current_step:
     name: Check current step number
     runs-on: ubuntu-latest