version: 1
id: git-recovery
title: Recover a Broken Git Release
summary: Use Git history and the index to restore a deleted production configuration.
difficulty: beginner
estimatedMinutes: 25
prerequisites: [linux-navigation]
image: alpine:3.21
shell: /bin/sh
setup:
  - apk add --no-cache git
  - cd /workspace && git init -q && git config user.email learner@platformforge.local && git config user.name Learner
  - cd /workspace && printf 'PORT=8080\nMODE=production\n' > app.env && git add app.env && git commit -qm 'add production config'
  - cd /workspace && printf 'PlatformForge service\n' > README.md && git add README.md && git commit -qm 'document service'
  - cd /workspace && rm app.env
tasks:
  - id: restore
    title: Restore the tracked configuration
    description: Recover app.env from repository history and commit the recovery.
    hints:
      - git status shows what was deleted.
      - git restore can recover a tracked path.
    checks:
      - type: file
        name: Production configuration restored
        path: /workspace/app.env
        value: MODE=production
      - type: command
        name: Working tree is clean
        command: cd /workspace && test -z "$(git status --porcelain)"
      - type: command
        name: Recovery commit exists
        command: cd /workspace && test "$(git rev-list --count HEAD)" -ge 3
limits: {cpus: "0.5", memory: 192m, pids: 64, timeout: 1800, network: true}