chore: modularity & good code

src/args/mod.rs

@@ -0,0 +1,16 @@
+use clap::Parser;
+
+#[derive(Parser)]
+#[command(version)]
+pub struct Args {
+    /// User Agent to use for requests
+    #[arg(
+        short,
+        default_value = "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/58.0.3029.110 Safari/537.36"
+    )]
+    pub user_agent: String,
+
+    // Tags to search for
+    #[arg(short, long)]
+    pub tags: Option<Vec<String>>,
+}