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>

README.md

@@ -23,6 +23,8 @@ claude-foundations/
   scripts/
     install-hooks.sh       # Symlink hooks into ~/.claude/hooks/
     setup-formatters.sh    # Set up formatters for a project
+    statusline.sh          # Status line renderer (symlinked from ~/.claude/status/)
+    set-topic.sh           # Set per-session topic for the status line
   best-practices/          # Generalised best practices (one file per topic)
   context/                 # Active work focus detail files
   memory/                  # Session logs and reflections
@@ -141,3 +143,5 @@ rm <file>.pre-lint
 |--------|---------|
 | `scripts/install-hooks.sh` | Symlink all hooks to `~/.claude/hooks/` and print settings.json config |
 | `scripts/setup-formatters.sh` | Create formatter symlinks in a target project |
+| `scripts/statusline.sh` | Status line renderer — shows topic, model, context %. Symlinked from `~/.claude/status/` |
+| `scripts/set-topic.sh` | Set the session topic: `set-topic.sh <cwd> "topic text"` |