initial commit

src/api/info_hash.rs

@@ -0,0 +1,15 @@
+pub enum InfoHash {
+    V1([u8; 20]),
+}
+
+impl std::fmt::Display for InfoHash {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        match self {
+            Self::V1(i) => write!(
+                f,
+                "{}",
+                i.iter().map(|b| format!("{b:02x}")).collect::<String>()
+            ),
+        }
+    }
+}