Initial commit - Core Cooldown v0.1.0

Portable Windows break timer to prevent RSI and eye strain.
Tauri v2 + Svelte 5 + Tailwind CSS v4. No installer, no telemetry,
no data leaves the machine. CC0 public domain.

.gitignore

@@ -0,0 +1,27 @@
+# Dependencies
+node_modules/
+
+# Build output
+dist/
+
+# Rust build artifacts
+src-tauri/target/
+
+# Generated Tauri schemas (auto-regenerated on build)
+src-tauri/gen/schemas/
+
+# Runtime portable data (created next to exe)
+config.json
+stats.json
+data/
+
+# OS files
+Thumbs.db
+.DS_Store
+
+# Editor
+.vscode/
+.idea/
+*.swp
+*.swo
+*~