Release Plan:

Release: v2.5.0 - Customer Portal Redesign
Target Release Date: February 15, 2025
Status: Planning
Owner: Product Manager

---

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def generate_release_checklist(self, release):
    checklist = {
        'release': release.name,
        'target_date': release.date,
        'categories': {}
    }

    for category, details in self.CATEGORIES.items():
        checklist['categories'][category] = {
            'items': [
                {
                    'task': item,
                    'status': 'Pending',
                    'owner': None,
                    'dueDate': None,
                    'notes': ''
                }
                for item in details['items']
            ]
        }

    return checklist

def validate_release_readiness(self, checklist):
    all_complete = all(
        item['status'] == 'Completed'
        for category in checklist['categories'].values()
        for item in category['items']
    )

    return {
        'release_ready': all_complete,
        'completion_percent': self.calculate_completion(checklist),
        'outstanding_items': self.get_outstanding_items(checklist),
        'blockers': self.identify_blockers(checklist),
        'recommendation': 'Proceed to release' if all_complete else 'Hold - address items'
    }

undefined

Versioning Strategy:

Format: MAJOR.MINOR.PATCH

Examples:
  v2.5.1 - Patch release (bug fixes)
  v2.6.0 - Minor release (new features, backwards compatible)
  v3.0.0 - Major release (breaking changes)

---

Release Cadence:
  Major: Annually (Jan)
  Minor: Quarterly (Jan, Apr, Jul, Oct)
  Patch: Weekly or as-needed

---

Version Naming Convention:
  Feature Release: v2.5.0
  Hotfix: v2.5.1
  Release Candidate: v2.5.0-rc.1
  Beta: v2.5.0-beta.1
  Alpha: v2.5.0-alpha.1

---

Backwards Compatibility:
  - Maintain n-1 and n-2 major versions
  - Deprecate APIs 2 quarters before removal
  - Provide migration guide for breaking changes
  - Support API v1 through June 2025 (6-month sunset)

// Phased rollout and monitoring

class ReleaseRollout {
  constructor(release) {
    this.release = release;
    this.phases = [];
    this.metrics = {
      errorRate: 0,
      responseTime: 0,
      userCount: 0,
      conversionRate: 0
    };
  }

  createPhases(strategy) {
    return [
      {
        phase: 1,
        name: 'Canary',
        rollout: '5%',
        duration: '2 hours',
        successCriteria: {
          errorRate: '<0.1%',
          responseTime: '<2s',
          conversionRate: 'No significant change'
        },
        gatekeeper: 'Automated checks + human approval'
      },
      {
        phase: 2,
        name: 'Early Access',
        rollout: '25%',
        duration: '4 hours',
        successCriteria: {
          errorRate: '<0.2%',
          responseTime: '<2.5s',
          conversionRate: 'No drop'
        },
        gatekeeper: 'Manual verification'
      },
      {
        phase: 3,
        name: 'General Availability',
        rollout: '100%',
        duration: 'Ongoing',
        successCriteria: {
          errorRate: '<0.1%',
          responseTime: '<2s',
          businessMetrics: 'Targets met'
        },
        gatekeeper: 'Continuous monitoring'
      }
    ];
  }

  monitorRollout() {
    return {
      metrics: {
        errorRate: this.getErrorRate(),
        responseTime: this.getResponseTime(),
        userCount: this.getUserCount(),
        conversionRate: this.getConversionRate()
      },
      health: this.calculateReleaseHealth(),
      alerts: this.checkForAnomalies(),
      recommendation: this.getRolloutRecommendation()
    };
  }

  calculateReleaseHealth() {
    const checks = [
      this.metrics.errorRate < 0.1,
      this.metrics.responseTime < 2000,
      this.metrics.conversionRate > -5,
      this.metrics.userCount > 0
    ];

    const healthScore = (checks.filter(Boolean).length / checks.length) * 100;
    return healthScore > 80 ? 'Healthy' : 'Degraded';
  }
}