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.

src-tauri/Cargo.toml

@@ -0,0 +1,25 @@
+[package]
+name = "core-cooldown"
+version = "0.1.0"
+edition = "2021"
+
+[lib]
+name = "core_cooldown_lib"
+crate-type = ["lib", "staticlib"]
+
+[build-dependencies]
+tauri-build = { version = "2", features = [] }
+
+[dependencies]
+tauri = { version = "2", features = ["tray-icon"] }
+tauri-plugin-shell = "2"
+tauri-plugin-notification = "2"
+tauri-plugin-global-shortcut = "2"
+serde = { version = "1", features = ["derive"] }
+serde_json = "1"
+dirs = "5"
+chrono = "0.4"
+anyhow = "1"
+
+[target.'cfg(windows)'.dependencies]
+winapi = { version = "0.3", features = ["winuser", "sysinfoapi", "windef"] }