should probably include tech item file

src/entity/item/tech.rs

@@ -0,0 +1,38 @@
+use serde::{Serialize, Deserialize};
+
+
+#[derive(Clone, Debug, PartialEq, Eq, Hash, Serialize, Deserialize)]
+pub enum Technique {
+    Foie,
+    Gifoie,
+    Rafoie,
+    Zonde,
+    Gizonde,
+    Razonde,
+    Barta,
+    Gibarta,
+    Rabarta,
+    Grants,
+    Deband,
+    Jellen,
+    Zalure,
+    Shifta,
+    Ryuker,
+    Resta,
+    Anti,
+    Reverser,
+    Megid,
+}
+
+
+#[derive(Clone, Debug, PartialEq, Eq, Hash, Serialize, Deserialize)]
+pub struct TechniqueDisk {
+    pub tech: Technique,
+    pub level: u32,
+}
+
+impl TechniqueDisk {
+    pub fn as_bytes(&self) -> [u8; 16] {
+        [0; 16]
+    }
+}