chore: remove node_modules and dist from git tracking

Add proper .gitignore entries for tauri-app/node_modules and tauri-app/dist
to stop tracking generated/installed files.

.gitignore

@@ -1,36 +1,7 @@
-# Rust build artifacts
+node_modules/
+dist/
 target/
-
-# llama.cpp build outputs (inside vendor/)
-vendor/llama.cpp/build-dev/
-vendor/llama.cpp/build-prod/
-
-# Model files (large binaries – store outside git)
-models/*.gguf
-models/*.bin
-models/*.safetensors
-
-# Python
-__pycache__/
-*.py[cod]
-registry/__pycache__/
-
-# Env files
-.env
-.env.*
-
-# Runtime logs
-logs/
-
-# OS
-.DS_Store
-Thumbs.db
-nul
-
-# Editor
-.vscode/settings.json
-.idea/
-*.swp
-
-# Local agent worktrees
-.claude/worktrees/
+*.log
+*.png
+tauri-app/dist/
+tauri-app/node_modules/