Add skills, learnings & memory updates (2026-01-26)

- New skills: clawddocs, claude-code-usage, summarize, homeassistant, humanizer, self-improving-agent
- Add .learnings/ for self-improvement tracking
- Document proaktive cron config (LRN-20260126-001)
- Update USER.md: Löchgau as former residence
- Update TOOLS.md: Peekaboo workaround
- Memory files for 2026-01-25 and 2026-01-26

skills/clawddocs/scripts/fetch-doc.sh

@@ -0,0 +1,7 @@
+#!/bin/bash
+# Fetch a specific doc
+if [ -z "$1" ]; then
+  echo "Usage: fetch-doc.sh <path>"
+  exit 1
+fi
+echo "Fetching: https://docs.clawd.bot/$1"