feat: ✨ send && receive messages

.gitignore

@@ -2,6 +2,8 @@
 # will have compiled files and executables
 debug/
 target/
+/certificates
+/.vscode
 
 # Remove Cargo.lock from gitignore if creating an executable, leave it for libraries
 # More information here https://doc.rust-lang.org/cargo/guide/cargo-toml-vs-cargo-lock.html
@@ -12,3 +14,8 @@ Cargo.lock
 
 # MSVC Windows builds of rustc generate these, which store debugging information
 *.pdb
+
+
+# Added by cargo
+
+/target