diff --git a/.cargo/config.toml b/.cargo/config.toml
new file mode 100644
index 0000000..d4fa5d9
--- /dev/null
+++ b/.cargo/config.toml
@@ -0,0 +1,2 @@
+[registries]
+landgrafhomyak = { index = "sparse+https://cargo.landgrafhomyak.ru/" }
\ No newline at end of file
diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..b5488f8
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,3 @@
+/.idea/
+Cargo.lock
+target/
\ No newline at end of file
diff --git a/Cargo.toml b/Cargo.toml
new file mode 100644
index 0000000..9bbb010
--- /dev/null
+++ b/Cargo.toml
@@ -0,0 +1,10 @@
+[package]
+name = "linked-structs-core-0"
+version = "0.0.0"
+edition = "2024"
+
+[dependencies]
+
+[lints]
+rust = { nonstandard_style = "allow", unsafe_op_in_unsafe_fn = "allow" }
+
diff --git a/README.md b/README.md
deleted file mode 100644
index 7664236..0000000
--- a/README.md
+++ /dev/null
@@ -1,2 +0,0 @@
-# linked-structs-core-0.rs
-
diff --git a/src/lib.rs b/src/lib.rs
new file mode 100644
index 0000000..7b76749
--- /dev/null
+++ b/src/lib.rs
@@ -0,0 +1,4 @@
+mod node_ref;
+// mod links_offset;
+
+pub use node_ref::*;
diff --git a/src/node_ref.rs b/src/node_ref.rs
new file mode 100644
index 0000000..2ad4601
--- /dev/null
+++ b/src/node_ref.rs
@@ -0,0 +1,5 @@
+pub trait LinkedStructNodeRef: Sized + Clone {}
+
+pub trait LinkedStructNodeRefTypeProvider {
+    type NodeRef: LinkedStructNodeRef;
+}