refactored tap core into its own crate to eventually support a gui

tap_core/Cargo.toml

@@ -0,0 +1,15 @@
+[package]
+name = "tap_core"
+version = "0.1.0"
+edition = "2024"
+
+[dependencies]
+cpal = {version = "0.18.2", features = ["pulseaudio"]}
+chrono = "0.4.45"
+circular-buffer = "2.0.1"
+log = "0.4.27"
+prost = "0.14.4"
+tap-interface = {version = "0.1.0", registry = "ahines"}
+thiserror = "2.0.21"
+opus= { version="0.4.0" }
+opusic-sys = { version = "0.7.5", features = ["bundled", "no-stack-protector", "no-hardening", "no-fortify-source"] }