Add user workspaces, dental DB scripts, server memory + code editor improvements

- cherry: orofacial/TMD PPTX presentations + 음악가 구강건강 가이드
- papa: sinus/infraoccluded PPTX, garden-monitor Arduino, MIDI files
- databases: PCSP scraper, translation scripts, vision benchmark, batch JSONs
- web-ui: code.js/companion.py/styles.css major updates, autostart installer
- src: ollama-client, session, LLMProvider, ollama-adapter patches
- .gitignore: add claude-key, SQLite WAL/SHM, __pycache__, nohup.out

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

.gitignore

@@ -13,6 +13,20 @@
 .smallclaw/vault/
 .smallclaw/*_api_key.txt
 .smallclaw/*_api_token.txt
+.smallclaw/*-key.txt
+
+# --- SQLITE JOURNAL / BACKUP ---
+.smallclaw/databases/*.db-shm
+.smallclaw/databases/*.db-wal
+.smallclaw/databases/*.db.bak.*
+.smallclaw/databases/nohup.out
+
+# --- PYTHON CACHE ---
+scripts/__pycache__/
+**/__pycache__/
+
+# --- MISC ARTIFACTS ---
+eng.traineddata
 
 # --- DENTAL DICT PROJECT (.smallclaw/databases/) ---
 .smallclaw/databases/dental_images/