feat: add clap arg parse

src/bin/cli/main.rs

@@ -1,3 +1,34 @@
-fn main() {
-    println!("Hello from cli bin!");
+use clap::{Parser, Subcommand};
+
+#[derive(Parser)]
+#[command(version, about, long_about = None)]
+#[command(propagate_version = true)]
+struct Cli {
+    /// Name of the person to greet
+    #[command(subcommand)]
+    command: Commands,
+
+    #[arg(short = 'u', long, global = true, env = "CLI_DB_URL")]
+    db_url: Option<String>,
+}
+
+#[derive(Subcommand)]
+enum Commands {
+    /// Executes a query agains the database, it pass it directly to the underliying driver
+    Query {
+        /// Query to execute
+        sql: String,
+    },
+}
+
+fn main() {
+    let cli = Cli::parse();
+
+    // You can check for the existence of subcommands, and if found use their
+    // matches just as you would the top level cmd
+    match &cli.command {
+        Commands::Query { sql } => {
+            println!("Provided query: {sql:?}");
+        }
+    }
 }