Add statusline scripts, context-load improvements, and prior distill updates

- Add statusline.sh and set-topic.sh for per-session status line topics
- Update context-load with improved directory walking and output format
- Update CLAUDE.md with status line docs and early-call safety note
- Update MEMORY.md and README.md with new script/skill entries
- Add memory files: script-statusline, skill-decompose, skill-orchestrate, gotchas-gitea
- Add networking.md best practice (nftables, systemd sockets, Docker forwarding, TLS)
- Update best practices from prior distill: documentation, kubernetes, scripting,
  secrets-management, skills-development
- Prune reflected session logs, add new session logs
- Update reflection state

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

scripts/context-load

@@ -36,8 +36,8 @@ emit_file() {
 emit_tree() {
     local dir="$1"
     emit_header "TREE: $dir (depth $TREE_DEPTH)"
-    tree -L "$TREE_DEPTH" --charset utf-8 -I '.git|node_modules|__pycache__|.venv|venv' "$dir" 2>/dev/null \
-        || find "$dir" -maxdepth "$TREE_DEPTH" -not -path '*/.git/*' -not -path '*/.git' | sort
+    tree -L "$TREE_DEPTH" --charset utf-8 -I '.git|node_modules|__pycache__|.venv|venv|customers' "$dir" 2>/dev/null \
+        || find "$dir" -maxdepth "$TREE_DEPTH" -not -path '*/.git/*' -not -path '*/.git' -not -path '*/customers/*' -not -path '*/customers' | sort
     echo ""
 }