From 1e05102e8eba002c4485d1232b99753e65b49a31 Mon Sep 17 00:00:00 2001
From: Runxi Yu
Date: Sat, 21 Feb 2026 12:43:38 +0800
Subject: Add a STRUCTURE that describes what each package is for

---
 STRUCTURE | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)
 create mode 100644 STRUCTURE

diff --git a/STRUCTURE b/STRUCTURE
new file mode 100644
index 00000000..ab848956
--- /dev/null
+++ b/STRUCTURE
@@ -0,0 +1,20 @@
+.
+├── config         Configuration parsing
+├── internal       Private packages and helpers
+│   ├── cache
+│   │   └── lru    Size-cost bounded LRU cache (e.g., for delta base caching)
+│   └── testgit    Helpers for integration tests with upstream git(1)
+├── object         Parse/serialize objects such as blob, tree, commit, tag
+├── objectheader   Parse/serialize object headers ("type size\0")
+├── objectid       Utilities aroud object IDs and hash algorithms
+├── objectstore    Interfaces for object storage backends
+│   ├── chain      Wrapper object storage backend to query a chain of backends
+│   ├── loose      Loose object backend (objects/XX/YYYYY..)
+│   └── packed     Packfiles reading, and associated indexes
+├── objecttype     Object type constants and names
+├── ref            General, detached, and symbolic references
+└── refstore       Interfaces for reference storage backends
+    ├── chain      Wrapper reference storage backend to query a chain of backends
+    ├── loose      Loose ref backend (refs/... as a directory tree)
+    ├── packed     Packed refs backend
+    └── reftable   Experimental reftable backend
-- 
cgit v1.3.1-10-gc9f91