Create subproject oof, a thin argparsing lib

And added it to the same workspace

Cargo.toml

@@ -4,14 +4,12 @@ version = "0.1.4"
 authors = ["Vinícius Rodrigues Miguel <vrmiguel99@gmail.com>", "João M. Bezerra <marcospb19@hotmail.com>"]
 edition = "2018"
 readme = "README.md"
-homepage = "https://github.com/vrmiguel/ouch"
 repository = "https://github.com/vrmiguel/ouch"
 license = "MIT"
 keywords = ["decompression", "compression", "zip", "tar", "gzip"]
 categories = ["command-line-utilities", "compression", "encoding"]
 description = "A command-line utility for easily compressing and decompressing files and directories."
 
-
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
@@ -24,8 +22,13 @@ bzip2   = "0.4.2"
 flate2  = "1.0.14"
 zip     = "0.5.11"
 
-
 [profile.release]
 lto = true
 codegen-units = 1
 opt-level = 3
+
+[workspace]
+members = [
+    ".",
+    "oof",
+]

oof/Cargo.toml

@@ -0,0 +1,9 @@
+[package]
+name = "oof"
+version = "0.1.0"
+authors = ["João M. Bezerra <marcospb19@hotmail.com>"]
+edition = "2018"
+description = "Ouch's argparsing library"
+repository = "https://github.com/vrmiguel/ouch"
+
+[dependencies]

oof/src/lib.rs

@@ -0,0 +1,7 @@
+#[cfg(test)]
+mod tests {
+    #[test]
+    fn it_works() {
+        assert_eq!(2 + 2, 4);
+    }
+}