Starting the Clap CLI parser

src/cli.rs

@@ -0,0 +1,24 @@
+use clap::{
+    Parser,
+    Subcommand
+};
+
+#[derive(Parser, Debug)]
+#[command(version, about, long_about = None)]
+pub struct Args {
+    #[arg(short = 'o', long = "owner")]
+    repo_owner: Option<String>,
+    #[arg(short = 'n', long = "repo_name")]
+    repo_name: Option<String>,
+
+    #[command(subcommand)]
+    command: Option<Commands>
+}
+
+#[derive(Subcommand, Debug)]
+enum Commands {
+    ListReleases{
+        #[arg(short, long)]
+        list: bool,
+    },
+}