Review how-to index: strip prose, add last-reviewed

Removed descriptions, table formatting, and Mikado chain commentary
from the how-to index — it should be links only. Added last-reviewed
date.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

docs/how-to/how-to.md

@@ -1,69 +1,54 @@
 ---
 title: How-To
-modified: 2026-02-22
+modified: 2026-03-06
+last-reviewed: 2026-03-06
 tags:
   - how-to
 ---
 
 # How-To Guides
 
-Task-oriented instructions for common BlumeOps operations. These guides assume you already understand the basic concepts - see [[tutorials|Tutorials]] if you're learning.
-
 ## Deployment
 
-| Guide | Description |
-|-------|-------------|
-| [[deploy-k8s-service]] | Deploy a new service to Kubernetes via ArgoCD |
-| [[add-ansible-role]] | Add a new Ansible role for indri services |
-| [[create-release-artifact-workflow]] | Build artifacts and publish to Forgejo packages |
-| [[build-container-image]] | Build and release a custom container image via Dagger |
+- [[deploy-k8s-service]]
+- [[add-ansible-role]]
+- [[create-release-artifact-workflow]]
+- [[build-container-image]]
 
 ## Configuration
 
-| Guide | Description |
-|-------|-------------|
-| [[update-tailscale-acls]] | Update Tailscale access control policies |
-| [[gandi-operations]] | Manage DNS records and cycle the Gandi API token |
-| [[use-pypi-proxy]] | Configure pip and publish packages to devpi |
-| [[expose-service-publicly]] | Expose a service to the public internet via Fly.io + Tailscale |
-| [[manage-forgejo-mirrors]] | Create mirrors, update PATs, and rotate GitHub credentials |
-| [[update-documentation]] | Publish docs via build-blumeops workflow |
-| [[update-tooling-dependencies]] | Monthly update cycle for prek hooks, Fly, mise, and workflow deps |
+- [[update-tailscale-acls]]
+- [[gandi-operations]]
+- [[use-pypi-proxy]]
+- [[expose-service-publicly]]
+- [[manage-forgejo-mirrors]]
+- [[update-documentation]]
+- [[update-tooling-dependencies]]
 
 ## Knowledge Base
 
-| Guide | Description |
-|-------|-------------|
-| [[review-documentation]] | Periodically review and maintain documentation |
-| [[review-services]] | Periodically review services for version freshness |
-| [[agent-change-process]] | C0/C1/C2 change classification and Mikado Branch Invariant |
+- [[review-documentation]]
+- [[review-services]]
+- [[agent-change-process]]
 
 ## Operations
 
-| Guide | Description |
-|-------|-------------|
-| [[connect-to-postgres]] | Connect to PostgreSQL as a superuser via psql |
-| [[restart-indri]] | Safely shut down and restart indri |
-| [[manage-flyio-proxy]] | Deploy, shutoff, and troubleshoot the public proxy |
-| [[restore-1password-backup]] | Recover 1Password credentials from borgmatic backup |
-| [[troubleshooting]] | Diagnose and fix common issues |
+- [[connect-to-postgres]]
+- [[restart-indri]]
+- [[manage-flyio-proxy]]
+- [[restore-1password-backup]]
+- [[troubleshooting]]
 
 ## Forgejo
 
-Mikado chain for migrating Forgejo from Homebrew to source-built binary. Track progress with `mise run docs-mikado migrate-forgejo-from-brew`.
-
 - [[migrate-forgejo-from-brew]]
 
 ## Ringtail
 
-| Guide | Description |
-|-------|-------------|
-| [[manage-lockfile]] | Update or lock NixOS flake inputs via Dagger |
+- [[manage-lockfile]]
 
 ## Zot
 
-Mikado chain for hardening the zot registry. Track progress with `mise run docs-mikado harden-zot-registry`.
-
 - [[harden-zot-registry]]
 - [[register-zot-oidc-client]]
 - [[wire-ci-registry-auth]]
@@ -77,8 +62,6 @@ Mikado chain for hardening the zot registry. Track progress with `mise run docs-
 
 ## Authentik
 
-Mikado chain for deploying Authentik. Track progress with `mise run docs-mikado deploy-authentik`.
-
 - [[deploy-authentik]]
 - [[build-authentik-container]]
 - [[provision-authentik-database]]
@@ -87,8 +70,6 @@ Mikado chain for deploying Authentik. Track progress with `mise run docs-mikado
 
 ## Authentik Source Build
 
-Mikado chain for building Authentik from a custom Nix derivation (from source). Track progress with `mise run docs-mikado build-authentik-from-source`.
-
 - [[build-authentik-from-source]]
 - [[mirror-authentik-build-deps]]
 - [[authentik-api-client-generation]]
@@ -98,8 +79,6 @@ Mikado chain for building Authentik from a custom Nix derivation (from source).
 
 ## Grafana
 
-Mikado chain for upgrading Grafana to 12.x with kustomize and home-built containers. Track progress with `mise run docs-mikado upgrade-grafana`.
-
 - [[upgrade-grafana]]
 - [[kustomize-grafana-deployment]]
 - [[build-grafana-container]]
@@ -107,8 +86,6 @@ Mikado chain for upgrading Grafana to 12.x with kustomize and home-built contain
 
 ## Forgejo Runner
 
-Mikado chain for upgrading the k8s forgejo-runner daemon from v6.3.1 to v12.x. Track progress with `mise run docs-mikado upgrade-k8s-runner`.
-
 - [[upgrade-k8s-runner]]
 - [[validate-workflows-against-v12]]
 - [[review-runner-config-v12]]