feat: Passwordless cross-device authentication

- Arkitektur: docs/auth/passwordless-architecture.md
- Backend: iom/quixzoom-auth-service/ (FastAPI + Redis)
- Webb: quixzoom-market-pages/se/login/ (QR-kod + polling)
- App: iom/quixzoom-app/src/features/auth/ (push + deep links)

Flöde: QR-kod → app-godkännande → webb-inloggad

content-calendar.json

@@ -0,0 +1,223 @@
+{
+  "name": "Landvex Content Calendar",
+  "version": "1.0",
+  "updated": "2026-07-06",
+  "schedule": [
+    {
+      "articleNum": 1,
+      "slug": "what-is-a-city-health-index",
+      "title": "What Is a City Health Index?",
+      "description": "Understanding how cities are measured and compared using comprehensive health data.",
+      "publishDate": "2026-06-02",
+      "status": "published",
+      "topic": "methodology",
+      "author": "Erik Svensson",
+      "authorRole": "Founder & CEO"
+    },
+    {
+      "articleNum": 2,
+      "slug": "how-the-consensus-engine-works",
+      "title": "How the Consensus Engine Works",
+      "description": "Behind the scenes of Landvex's multi-source data validation system.",
+      "publishDate": "2026-06-09",
+      "status": "published",
+      "topic": "technology",
+      "author": "Johan Berglund",
+      "authorRole": "CTO"
+    },
+    {
+      "articleNum": 3,
+      "slug": "crowdsourced-vs-traditional-field-research",
+      "title": "Crowdsourced vs Traditional Field Research",
+      "description": "Comparing modern crowdsourced data collection with conventional research methods.",
+      "publishDate": "2026-06-16",
+      "status": "published",
+      "topic": "methodology",
+      "author": "Erik Svensson",
+      "authorRole": "Founder & CEO"
+    },
+    {
+      "articleNum": 4,
+      "slug": "continuous-monitoring-vs-periodic-inspection",
+      "title": "Continuous Monitoring vs Periodic Inspection",
+      "description": "Why real-time data beats snapshot assessments for infrastructure health.",
+      "publishDate": "2026-06-23",
+      "status": "published",
+      "topic": "methodology",
+      "author": "Erik Svensson",
+      "authorRole": "Founder & CEO"
+    },
+    {
+      "articleNum": 5,
+      "slug": "evidence-driven-municipal-maintenance",
+      "title": "Evidence-Driven Municipal Maintenance",
+      "description": "How cities can optimize maintenance budgets using objective data.",
+      "publishDate": "2026-06-30",
+      "status": "published",
+      "topic": "municipal",
+      "author": "Erik Svensson",
+      "authorRole": "Founder & CEO"
+    },
+    {
+      "articleNum": 6,
+      "slug": "pre-loss-surveys-insurance",
+      "title": "Pre-Loss Surveys for Insurance",
+      "description": "Reducing risk exposure through proactive property condition assessment.",
+      "publishDate": "2026-07-07",
+      "status": "scheduled",
+      "topic": "insurance",
+      "author": "Erik Svensson",
+      "authorRole": "Founder & CEO"
+    },
+    {
+      "articleNum": 7,
+      "slug": "real-estate-due-diligence-observed-reality",
+      "title": "Real Estate Due Diligence: Observed Reality",
+      "description": "Going beyond paper records to verify actual property conditions.",
+      "publishDate": "2026-07-14",
+      "status": "scheduled",
+      "topic": "real-estate",
+      "author": "Erik Svensson",
+      "authorRole": "Founder & CEO"
+    },
+    {
+      "articleNum": 8,
+      "slug": "retail-site-selection-data",
+      "title": "Retail Site Selection Using Field Data",
+      "description": "How observed foot traffic and neighborhood conditions drive better location decisions.",
+      "publishDate": "2026-07-21",
+      "status": "scheduled",
+      "topic": "retail",
+      "author": "Erik Svensson",
+      "authorRole": "Founder & CEO"
+    },
+    {
+      "articleNum": 9,
+      "slug": "calculate-cost-of-stale-data",
+      "title": "The Cost of Stale Data",
+      "description": "Quantifying the business impact of outdated information in decision-making.",
+      "publishDate": "2026-07-28",
+      "status": "scheduled",
+      "topic": "data-quality",
+      "author": "Erik Svensson",
+      "authorRole": "Founder & CEO"
+    },
+    {
+      "articleNum": 10,
+      "slug": "contradiction-gap",
+      "title": "The Contradiction Gap",
+      "description": "When official data and observed reality diverge — and why it matters.",
+      "publishDate": "2026-08-04",
+      "status": "scheduled",
+      "topic": "data-quality",
+      "author": "Johan Berglund",
+      "authorRole": "CTO"
+    },
+    {
+      "articleNum": 11,
+      "slug": "cost-of-outdated-data",
+      "title": "The Hidden Cost of Outdated Data",
+      "description": "How delayed information creates blind spots in critical decisions.",
+      "publishDate": "2026-08-11",
+      "status": "scheduled",
+      "topic": "data-quality",
+      "author": "Erik Svensson",
+      "authorRole": "Founder & CEO"
+    },
+    {
+      "articleNum": 12,
+      "slug": "crowdsourced-data-quality",
+      "title": "Crowdsourced Data Quality Assurance",
+      "description": "Methods and metrics for ensuring reliability in community-contributed data.",
+      "publishDate": "2026-08-18",
+      "status": "scheduled",
+      "topic": "methodology",
+      "author": "Erik Svensson",
+      "authorRole": "Founder & CEO"
+    },
+    {
+      "articleNum": 13,
+      "slug": "decision-first-intelligence",
+      "title": "Decision-First Intelligence",
+      "description": "Flipping the analytics model: start with the decision, then find the data.",
+      "publishDate": "2026-08-25",
+      "status": "scheduled",
+      "topic": "strategy",
+      "author": "Erik Svensson",
+      "authorRole": "Founder & CEO"
+    },
+    {
+      "articleNum": 14,
+      "slug": "field-intelligence-vs-satellite",
+      "title": "Field Intelligence vs Satellite Imagery",
+      "description": "When ground truth beats orbital perspective — and vice versa.",
+      "publishDate": "2026-09-01",
+      "status": "scheduled",
+      "topic": "technology",
+      "author": "Johan Berglund",
+      "authorRole": "CTO"
+    },
+    {
+      "articleNum": 15,
+      "slug": "ground-truth-crowdsourced-verification",
+      "title": "Ground Truth Through Crowdsourced Verification",
+      "description": "Building trust in data through distributed human verification.",
+      "publishDate": "2026-09-08",
+      "status": "scheduled",
+      "topic": "methodology",
+      "author": "Erik Svensson",
+      "authorRole": "Founder & CEO"
+    },
+    {
+      "articleNum": 16,
+      "slug": "insurance-contradiction-analysis",
+      "title": "Insurance Contradiction Analysis",
+      "description": "Identifying discrepancies between claimed and observed risk factors.",
+      "publishDate": "2026-09-15",
+      "status": "scheduled",
+      "topic": "insurance",
+      "author": "Erik Svensson",
+      "authorRole": "Founder & CEO"
+    },
+    {
+      "articleNum": 17,
+      "slug": "official-data-urban-infrastructure",
+      "title": "Official Data and Urban Infrastructure",
+      "description": "The gap between municipal records and on-the-ground conditions.",
+      "publishDate": "2026-09-22",
+      "status": "scheduled",
+      "topic": "municipal",
+      "author": "Erik Svensson",
+      "authorRole": "Founder & CEO"
+    },
+    {
+      "articleNum": 18,
+      "slug": "official-data-vs-observed-reality",
+      "title": "Official Data vs Observed Reality",
+      "description": "A systematic comparison of registry data with field observations.",
+      "publishDate": "2026-09-29",
+      "status": "scheduled",
+      "topic": "data-quality",
+      "author": "Erik Svensson",
+      "authorRole": "Founder & CEO"
+    },
+    {
+      "articleNum": 19,
+      "slug": "urban-growth-index-nordic",
+      "title": "Urban Growth Index: Nordic Region",
+      "description": "Measuring and comparing city expansion across Nordic municipalities.",
+      "publishDate": "2026-10-06",
+      "status": "scheduled",
+      "topic": "municipal",
+      "author": "Erik Svensson",
+      "authorRole": "Founder & CEO"
+    }
+  ],
+  "settings": {
+    "publishDay": "monday",
+    "publishTime": "09:00",
+    "timezone": "UTC",
+    "bucket": "landvex-prod",
+    "cloudfrontDistributionId": "E2M3J95HLUR89H"
+  }
+}