Rebuild the repo as a workspace

This replaces the existing single lib project repo, and replaces it with a workspace containing a large number of crates, this will allow for a much better structure and less feature flags being needed for reducing the feature scope for each user.

rnavp_communication/Cargo.toml

@@ -0,0 +1,6 @@
+[package]
+name = "rnavp_communication"
+version = "0.1.0"
+edition = "2024"
+
+[dependencies]

rnavp_communication/src/lib.rs

@@ -0,0 +1,14 @@
+pub fn add(left: u64, right: u64) -> u64 {
+    left + right
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[test]
+    fn it_works() {
+        let result = add(2, 2);
+        assert_eq!(result, 4);
+    }
+}