4 Commits

Author SHA1 Message Date
Trey t 8d9ca2e6ed docs(deployment): rewrite migration prose for goose adoption
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Update the deployment book and glossary to reflect the goose-based
schema migration flow shipped in 12b2f9d/0f7450a:

- ch07: clarify startup probe assumes migrations ran out-of-band
- ch08: drop AutoMigrate-with-advisory-lock prose; describe goose Job
- ch12: pod startup checks goose_db_version, no longer runs migrations
- ch14: document the Job→wait→roll deploy gate and how to debug failures
- ch16: add "Migrate Job fails during deploy" + "Schema precondition
  failed" failure modes
- ch17: new runbook entries §26 (run migrations manually), §27 (recover
  from failed/dirty migration), §28 (bootstrap goose on fresh clone)
- ch19: postscript on §13 noting MigrateWithLock approach is superseded
- ch20: mark "Migration Job for schema changes" task done
- glossary: add `goose` and `goose_db_version`; flag AutoMigrate as
  tests-only
- references: add goose links; flag AutoMigrate as tests-only
2026-04-26 23:01:32 -05:00
Trey t 77cfcc0b27 docs: rewrite ch15 observability + cross-refs for the live obs stack
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ch15 is now an account of what's actually running, not a roadmap for
what we'd add: VictoriaMetrics + Jaeger + Grafana on 88oakappsUpdate
fronted by Cloudflare and bearer-gated nginx, vmagent in-cluster, the
internal/prom histogram set, the rollout's NetworkPolicy footprint,
the obs.88oakapps.com endpoint shape, the ~$0/700MB resource budget,
and a token-rotation runbook. The "what we still don't have" section
keeps log aggregation, alerting, and full distributed tracing as the
honest gap list.

Other touched docs:
- 00-overview: \"deliberately absent\" no longer claims we have no
  metrics — calls out the cross-cluster shape instead.
- 14-deployment-process: TL;DR now points at deploy-k3s/scripts/03-deploy.sh
  (full build + push + apply + obs vmagent), with the manual
  kubectl-set-image flow kept as the single-service path. Notes the
  IfNotPresent gotcha that bit us during the rollout.
- 16-failure-modes: adds vmagent-can't-reach-obs and Grafana-no-data.
- 18-cost: $0 line item for the obs stack on 88oakappsUpdate, with the
  CX32 migration trigger.
- 17/18 README + appendix b: link the new ch15, add the obs cheat
  sheet block.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
2026-04-25 15:05:06 -05:00
Trey t 7e77e3bbab docs/deployment: record security hardening pass + webapp + APNs
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Mark roadmap items done (network policies, Traefik middleware, CF Full
strict, CF IP UFW restriction, webapp deploy, APNs wired up, admin
URL-baking fix, admin probe bug). Update Chapter 4 (firewall rule
inventory now shows CF-only :443, no :80), Chapter 6 (request flow
walks through TLS on :443 and middleware hops), Chapter 13 (CF SSL
mode is Full strict, not Flexible; documents the origin cert
install), Chapter 7 (adds the web service section — proxy pattern,
3 replicas, PostHog build-args), and Appendix C (web manifests, CF
origin cert paths on disk, APNs .p8 path, updated network-policies
applied status).

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
2026-04-24 15:50:59 -05:00
Trey t 6f303dbbaa Migrate prod deploy from Swarm to K3s; add full deployment book
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Infrastructure:
- Stack now runs on K3s v1.34.6 HA (3 Hetzner CX33 nodes as managers)
- Traefik DaemonSet + hostNetwork replaces Caddy + ingress mesh
- All manifests in deploy-k3s/manifests/; Swarm config (deploy/) kept
  temporarily for reference

Bug fixes surfaced during migration:
- Dockerfile: golang:1.24-alpine -> 1.25-alpine (go.mod requires 1.25)
- cache_service.go: remove sync.Once reassignment from inside Do()
  callback (was causing 'unlock of unlocked mutex' fatal after
  Redis Ping failure)
- router.go: relax CSP from 'default-src none' to 'default-src self'
  + allowlist fonts.googleapis.com so the marketing landing page CSS
  actually loads in browsers
- deploy/scripts/deploy_prod.sh: use docker buildx with
  --platform linux/amd64 so arm64 (Apple Silicon) dev machines produce
  images runnable on x86_64 Hetzner nodes; fix array expansion under
  set -u
- deploy/swarm-stack.prod.yml: fix secret source references to use
  top-level aliases (the '\${X_SECRET}' form never actually resolved);
  dozzle ports: long-form host_ip is rejected by Swarm, switched to
  short-form (bound to 0.0.0.0 with UFW-based loopback restriction);
  worker replicas 2 -> 1 (Asynq scheduler singleton)
- deploy-k3s/manifests/admin/deployment.yaml: probe path '/admin/' -> '/'
  (Next.js serves at root; /admin/ returned 404 and killed pods);
  startupProbe failureThreshold 12 -> 24
- deploy-k3s/manifests/pod-disruption-budgets.yaml: worker minAvailable
  1 -> 0 (singleton)
- deploy-k3s/manifests/api/deployment.yaml: startupProbe failureThreshold
  12 -> 48 (MigrateWithLock serializes across 3 replicas on first-boot;
  real startup takes up to 240s)
- .gitignore: tighten 'api' -> '/api' (was matching deploy-k3s/manifests/api/
  and admin/src/app/api/*, hiding legitimate files)

New files:
- deploy-k3s/manifests/traefik-helmchartconfig.yaml: DaemonSet +
  hostNetwork override for k3s-bundled Traefik
- deploy-k3s/manifests/ingress/ingress-simple.yaml: plain Ingress
  without TLS (CF Flexible SSL) and without middleware
- deploy-k3s/MIGRATION_NOTES.md: operator-facing migration log

Documentation:
- docs/deployment/ — full deployment book, 26 files, ~42k words:
  - Part I Overview, infrastructure, orchestrator choice (Ch 0-2)
  - Part II Networking, firewall, Cloudflare (Ch 3-4, 13)
  - Part III Security, Traefik ingress (Ch 5-6)
  - Part IV Services, DB, storage, secrets, registry (Ch 7-11)
  - Part V Data flow, deploy process, observability, failures, runbook
    (Ch 12, 14-17)
  - Part VI Cost, Swarm postmortem, roadmap (Ch 18-20)
  - Appendices: glossary, kubectl cheat sheet, file locations,
    consolidated citations
- README.md: Production Deployment section replaced with pointer to
  the book; Go version bumped to 1.25

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
2026-04-24 07:20:54 -05:00