Update exercise (#58)

* feat: Implement new exercise workflow and remove deprecated welcome workflow

- Added a new workflow for starting the exercise, including steps for posting comments and managing workflow states.
- Removed the old welcome workflow that was previously used to transition from step 0 to step 1.
- Updated existing workflows (steps 1 to 4) to improve structure and functionality, including checks for dependency versions and comments for user feedback.
- Enhanced the README with updated instructions and links for starting the exercise.
- Updated license information to reflect the current year and maintain consistency.
- Added a .gitignore entry for temporary files used in testing.

* fix: Correct variable names for occurrences in dependabot workflows

* fix: Update badge link in README for correct exercise template

* fix: Update badge link in README to correct template owner

* fix: Update "Code security and analysis" to "Code Security" in documentation and workflows

* fix: Update permissions and workflow versions in GitHub Actions

* fix: Update workflows to use exercise-toolkit and improve template handling

* fix: Remove unused steps from dependency graph workflows

* fix: Add step finished message updates in Dependabot workflows

* fix: Update step finished message templates in workflow files

* fix: Update Dependabot steps and workflow templates for clarity and accuracy

* fix: Improve error message for missing keyphrase in Dependabot file check

* fix: Add conditional check for non-template repositories in post review content job

* fix: Add disable workflows job to the start exercise workflow

* fix: Add missing checkout step in post review content job

* Add steps to disable all workflows

* fix: update action-text-variables to version 2 in workflow files

* Update .github/workflows/0-start-exercise.yml

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Remove unnecessary footer about github status page.

* fix: add copy exercise intro

* forgot to copy the bold

* Remove double introduction

* Remove double introduction

* Update .github/steps/x-review.md

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Update .github/workflows/0-start-exercise.yml

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Replace message to refresh the page

* cleanup

* Replace message to refresh the page in step 2

* cleanup

* Replace message to refresh the page in step 3

* Adjust confusing instructions

* Replace message to refresh the page in step 4

* Update .github/steps/4-dependabot-versions.md

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Update .github/steps/3-dependabot-security.md

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* fix change based on v2 action-text-variables

* fix step numbers

* fix: streamline condition for step execution in workflow files

---------

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>
Co-authored-by: Christopher W. Blake <chriswblake@github.com>

Author: 3 people

.github/workflows/1-dependency-graph.yml

@@ -26,6 +26,7 @@ jobs:
     name: Check step work
     runs-on: ubuntu-latest
     needs: find_exercise
+    if: !github.event.repository.is_template
     env:
       ISSUE_URL: ${{ needs.find_exercise.outputs.issue-url }}
 

.github/workflows/2-dependabot-alerts.yml

@@ -26,8 +26,7 @@ jobs:
     name: Check step work
     runs-on: ubuntu-latest
     needs: find_exercise
-    if: |
-      !github.event.repository.is_template
+    if: !github.event.repository.is_template
     env:
       ISSUE_URL: ${{ needs.find_exercise.outputs.issue-url }}
 

.github/workflows/3-dependabot-security.yml

@@ -26,8 +26,7 @@ jobs:
     name: Check step work
     runs-on: ubuntu-latest
     needs: find_exercise
-    if: |
-      !github.event.repository.is_template
+    if: !github.event.repository.is_template
     env:
       ISSUE_URL: ${{ needs.find_exercise.outputs.issue-url }}
 
@@ -51,7 +50,7 @@ jobs:
           GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
 
       # START: Check practical exercise
-      
+
       # Verify the PR added the dependabot changes.
       - name: Check package.json and package-lock.json for axios version other than 0.21.1
         id: check-axios-version
@@ -141,15 +140,15 @@ jobs:
           repository: skills/exercise-toolkit
           path: exercise-toolkit
           ref: v0.3.0
-      
+
       - name: Build comment - add step content
         id: build-comment
         uses: skills/action-text-variables@v2
         with:
           template-file: "${{ env.STEP_4_FILE }}"
           template-vars: |
             full_repo_name: "${{ github.repository }}"
-      
+
       - name: Create comment - add step content
         run: |
           gh issue comment "$ISSUE_URL" \
@@ -170,4 +169,4 @@ jobs:
           gh workflow disable "Step 3"
           gh workflow enable "Step 4"
         env:
-          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}

.github/workflows/4-dependabot-versions.yml

@@ -26,8 +26,7 @@ jobs:
     name: Check step work
     needs: find_exercise
     runs-on: ubuntu-latest
-    if: |
-      !github.event.repository.is_template
+    if: !github.event.repository.is_template
     env:
       ISSUE_URL: ${{ needs.find_exercise.outputs.issue-url }}
 
@@ -76,8 +75,7 @@ jobs:
     name: Post review content
     needs: [find_exercise, check_step_work]
     runs-on: ubuntu-latest
-    if: |
-      !github.event.repository.is_template
+    if: !github.event.repository.is_template
     env:
       ISSUE_URL: ${{ needs.find_exercise.outputs.issue-url }}
 
@@ -110,4 +108,4 @@ jobs:
       - name: Disable current workflow
         run: gh workflow disable "${{github.workflow}}"
         env:
-          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}