krata: implement guest reconciliation

crates/kratad/build.rs

@@ -0,0 +1,8 @@
+use std::io::Result;
+
+fn main() -> Result<()> {
+    prost_build::Config::new()
+        .extern_path(".krata.common", "::krata::common")
+        .compile_protos(&["proto/kratad/db.proto"], &["proto/", "../krata/proto"])?;
+    Ok(())
+}