Add menu functionality (#59)

* Added core::Channel and menu functionality. core::Channel may leak memory.

* Updated examples to v2 using Leptos.

examples/test/src-tauri/Cargo.toml

@@ -1,28 +1,20 @@
 [package]
-name = "tauri-sys-test"
+name = "test-tauri-events"
 version = "0.0.0"
 description = "A Tauri App"
 authors = ["you"]
-license = ""
-repository = ""
 edition = "2021"
-rust-version = "1.57"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [build-dependencies]
-tauri-build = { version = "1.5.0", features = [] }
+# tauri-build = { version = "2.0.0-rc", features = [] }
+tauri-build = { path = "../../../../tauri/core/tauri-build", features = [] }
 
 [dependencies]
-serde_json = "1.0"
-serde = { version = "1.0", features = ["derive"] }
-tauri-plugin-log = {git = "https://github.com/tauri-apps/tauri-plugin-log", features = ["colored"] }
-tauri = { version = "1.5.3", features = ["api-all", "updater"] }
-
-[features]
-# by default Tauri runs in production mode
-# when `tauri dev` runs it is executed with `cargo run --no-default-features` if `devPath` is an URL
-default = [ "custom-protocol" ]
-# this feature is used for production builds where `devPath` points to the filesystem
-# DO NOT remove this
-custom-protocol = [ "tauri/custom-protocol" ]
+tauri = { version = "2.0.0-rc", features = [] }
+tauri-plugin-shell = "2.0.0-rc"
+serde = { version = "1", features = ["derive"] }
+serde_json = "1"
+tracing = "0.1.40"
+tracing-subscriber = "0.3.18"