brk: first commit

_src/structs/block_path.rs

@@ -0,0 +1,17 @@
+use allocative::Allocative;
+use bincode::{Decode, Encode};
+
+#[derive(Debug, Clone, PartialEq, PartialOrd, Eq, Ord, Copy, Encode, Decode, Allocative)]
+pub struct BlockPath {
+    pub date_index: u16,
+    pub block_index: u16,
+}
+
+impl BlockPath {
+    pub fn new(date_index: u16, block_index: u16) -> Self {
+        Self {
+            date_index,
+            block_index,
+        }
+    }
+}