Add cli options to the program

src/main.rs

@@ -1,3 +1,28 @@
-fn main() {
-    println!("Hello, world!");
+use structopt::StructOpt;
+use wikipedia_infobox_analyzer::wikipedia_infobox_analyzer::*;
+
+#[derive(StructOpt)]
+struct Cli {
+    #[structopt(default_value = "Earth", long = "title")]
+    wikipedia_article_title: String,
+    #[structopt(default_value = "en", long = "lang")]
+    wikipedia_language_code: String,
+    #[structopt(long = "template", parse(from_os_str))]
+    infobox_template_file: std::path::PathBuf,
+}
+
+fn main() -> Result<(), Box<dyn std::error::Error>> {
+    let args = Cli::from_args();
+
+    // Input to the program
+    let qid = fetch_wiki_item_by_article_title(
+        args.wikipedia_article_title,
+        args.wikipedia_language_code,
+    );
+    let _template_file = std::fs::read_to_string(&args.infobox_template_file)?;
+
+    println!("Qid: {qid}");
+    println!("Template file exists");
+
+    Ok(())
 }