fix: exclude dev-only files from deployment rsync

Artworks, .claude, .worktrees, .playwright-mcp, docs/internal,
design prototype, and architecture audit are dev-only — no need
on production servers. packages/desktop was already excluded but
stale copies persisted on remotes.

deploy.sh

@@ -41,11 +41,16 @@ EXCLUDES=(
   --exclude='livekit.yaml'
   --exclude='.DS_Store'
   --exclude='.superpowers'
-  --exclude='Gemini Starter.rtf'
-  --exclude='System Prompt.rtf'
+  --exclude='.claude'
+  --exclude='.worktrees'
+  --exclude='.playwright-mcp'
+  --exclude='Artworks-Backspace'
   --exclude='Old Designs'
   --exclude='outdated trash'
+  --exclude='docs/superpowers'
   --exclude='*.rtf'
+  --exclude='ARCHITECTURE_AUDIT.md'
+  --exclude='Backspace-design-prototype.html'
 )
 
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