Add Cargo.toml with midir dependency, stub of src/main.rs

.gitignore

@@ -18,4 +18,8 @@ Cargo.lock
 #  be found at https://github.com/github/gitignore/blob/main/Global/JetBrains.gitignore
 #  and can be added to the global gitignore or merged into this file.  For a more nuclear
 #  option (not recommended) you can uncomment the following to ignore the entire idea folder.
-#.idea/
+#.idea/
+
+# Added by cargo
+
+/target

Cargo.toml

@@ -0,0 +1,7 @@
+[package]
+name = "midi-keys"
+version = "0.1.0"
+edition = "2021"
+
+[dependencies]
+midir = "0.10.0"

src/main.rs

@@ -0,0 +1,3 @@
+fn main() {
+    println!("Hello, world!");
+}