[2026-05-29] wiki/ cleanup: move files to vault, drop stale duplicates

- wiki/tech/ → family/how-to/ (15 files, no duplicates existed)
- wiki/{concepts,comparisons,root}/ → personal/projects/personal-os/ (22 files)
- wiki/tech/media-pipeline-pitfalls.md → personal/projects/
- wiki/tech/reflect-skip-fuse.md → personal/projects/
- wiki/ddg-asana-workflow.md → work/
- wiki/user-profile.md → personal/
- Dropped 11 files: vault versions are newer/bigger (xgimi, htpc-steam,
  vault-strategy, executor-orchestrator, executor-security-incident,
  kraken-media-stack, library-app, psychologist-app, raw/processed/, log, index)

4 files pending review (wiki version larger than vault original):
htpc-magic4pc, tv-luna-send, wireguard-vpn, watchlist-automation

personal/projects/personal-os/vault-namespace.md

@@ -0,0 +1,35 @@
+---
+title: Vault Namespace Rules
+created: '2026-05-23'
+updated: '2026-05-23'
+type: tech
+namespace: personal
+tags: [vault, meta, conventions]
+related:
+  - "[[vault-filling-guide]]"
+---
+
+# Vault Namespace Rules
+
+Rules for where notes live in the Obsidian vault. See also [[SCHEMA]] for
+full frontmatter conventions.
+
+## Namespace Assignments
+
+- `personal`: Eagle infra, personal projects, dev tooling
+- `family`: Kraken media stack, HTPC, Jellyfin, family content
+- `work`: DuckDuckGo / DDG tasks and tooling
+
+## Directory Map
+
+```
+wiki/concepts/    — how-it-works explanations
+wiki/tech/        — infra how-tos, tool configs, pitfalls
+wiki/ideas/       — speculative, not yet decided
+personal/projects/ — project status & decisions
+family/projects/  — family-shared project status
+family/how-to/    — family infra procedures
+```
+
+Note: this file was reconstructed from a lost pointer. Extend with actual
+rules as they emerge.