refactor: move modules into levels

01_essentials/03-branching/verify.ps1

@@ -0,0 +1,105 @@
+#!/usr/bin/env pwsh
+<#
+.SYNOPSIS
+    Verifies the Module 03 challenge solution.
+
+.DESCRIPTION
+    This script checks that:
+    - The challenge directory exists
+    - A Git repository exists
+    - The feature-login branch exists
+    - The branch has at least 2 new commits
+    - login.py exists in the feature branch but not in main
+#>
+
+Write-Host "`n=== Verifying Module 03 Solution ===" -ForegroundColor Cyan
+
+$allChecksPassed = $true
+
+# Check if challenge directory exists
+if (-not (Test-Path "challenge")) {
+    Write-Host "[FAIL] Challenge directory not found. Did you run setup.ps1?" -ForegroundColor Red
+    exit 1
+}
+
+Set-Location "challenge"
+
+# Check if git repository exists
+if (-not (Test-Path ".git")) {
+    Write-Host "[FAIL] Not a git repository. Did you run setup.ps1?" -ForegroundColor Red
+    Set-Location ..
+    exit 1
+}
+
+# Save current branch
+$originalBranch = git branch --show-current 2>$null
+
+# Check if feature-login branch exists
+$branchExists = git branch --list "feature-login" 2>$null
+if ($branchExists) {
+    Write-Host "[PASS] Branch 'feature-login' exists" -ForegroundColor Green
+} else {
+    Write-Host "[FAIL] Branch 'feature-login' not found" -ForegroundColor Red
+    Write-Host "[HINT] Create the branch with: git checkout -b feature-login" -ForegroundColor Yellow
+    $allChecksPassed = $false
+    Set-Location ..
+    exit 1
+}
+
+# Check if feature-login has commits beyond main
+$commitCount = git rev-list main..feature-login --count 2>$null
+if ($commitCount -ge 2) {
+    Write-Host "[PASS] Branch 'feature-login' has $commitCount new commits" -ForegroundColor Green
+} else {
+    Write-Host "[FAIL] Branch 'feature-login' needs at least 2 new commits (found: $commitCount)" -ForegroundColor Red
+    Write-Host "[HINT] Make sure you've committed login.py and made at least one more commit" -ForegroundColor Yellow
+    $allChecksPassed = $false
+}
+
+# Switch to feature-login and check for login.py
+git checkout feature-login 2>$null | Out-Null
+if (Test-Path "login.py") {
+    Write-Host "[PASS] File 'login.py' exists in feature-login branch" -ForegroundColor Green
+} else {
+    Write-Host "[FAIL] File 'login.py' not found in feature-login branch" -ForegroundColor Red
+    Write-Host "[HINT] Create login.py and commit it to the feature-login branch" -ForegroundColor Yellow
+    $allChecksPassed = $false
+}
+
+# Switch to main and verify login.py doesn't exist
+git checkout main 2>$null | Out-Null
+if (-not (Test-Path "login.py")) {
+    Write-Host "[PASS] File 'login.py' does NOT exist in main branch (branches are independent!)" -ForegroundColor Green
+} else {
+    Write-Host "[FAIL] File 'login.py' should not exist in main branch" -ForegroundColor Red
+    Write-Host "[HINT] Make sure you created login.py only on the feature-login branch" -ForegroundColor Yellow
+    $allChecksPassed = $false
+}
+
+# Switch back to original branch
+if ($originalBranch) {
+    git checkout $originalBranch 2>$null | Out-Null
+}
+
+Set-Location ..
+
+# Final summary
+if ($allChecksPassed) {
+    Write-Host "`n" -NoNewline
+    Write-Host "=====================================" -ForegroundColor Green
+    Write-Host "   CONGRATULATIONS! CHALLENGE PASSED!" -ForegroundColor Green
+    Write-Host "=====================================" -ForegroundColor Green
+    Write-Host "`nYou've successfully learned about Git branches!" -ForegroundColor Cyan
+    Write-Host "You now understand:" -ForegroundColor Cyan
+    Write-Host "  - How to create branches with git checkout -b" -ForegroundColor White
+    Write-Host "  - How to switch between branches" -ForegroundColor White
+    Write-Host "  - That branches are independent lines of development" -ForegroundColor White
+    Write-Host "  - That files in one branch don't affect another" -ForegroundColor White
+    Write-Host "`nReady for the next module!" -ForegroundColor Green
+    Write-Host ""
+} else {
+    Write-Host "`n[SUMMARY] Some checks failed. Review the hints above and try again." -ForegroundColor Red
+    Write-Host "[INFO] You can run this verification script as many times as needed." -ForegroundColor Yellow
+    Write-Host ""
+    exit 1
+}