[BOUNTY #14] Testing Framework — Integration Tests for All 12 Stacks + CI

[zhaog100]

Summary

Implements Issue #14 — Complete integration test suite.

Test Infrastructure

• tests/run-tests.sh — Main runner: --stack, --all, --json, --verbose
• tests/lib/assert.sh — 12+ assertion functions (container, HTTP, JSON, network, port)
• tests/lib/docker.sh — Docker utilities (health check, network verify)
• tests/lib/report.sh — Colored terminal + JSON dual output

Stack Tests (12)

base, databases, media, monitoring, network, productivity, sso, storage, ai, home-automation, notifications, dashboard

E2E Tests

• sso-flow — SSO authentication flow
• backup-restore — Backup and recovery verification

CI

• .github/workflows/test.yml — GitHub Actions (lint + validate + per-stack test)
• tests/ci/docker-compose.test.yml — CI compose override

Closes #14

[zhaog100]

Closing: maintainer inactive, bounty unresolved. Focusing on active projects.