initial commit

bot/src/utils/flags.rs

@@ -0,0 +1,13 @@
+pub fn country_code_to_flag(code: &str) -> String {
+    if code.len() != 2 {
+        return "🏳".to_string();
+    }
+
+    code.to_uppercase()
+        .chars()
+        .map(|c| {
+            // regional indicator symbols start at 0x1F1E6 ('A')
+            char::from_u32(0x1F1E6 + (c as u32 - 'A' as u32)).unwrap_or('?')
+        })
+        .collect()
+}