Only include necessary files in rust crate

tools/rust_api/Cargo.toml

@@ -4,11 +4,24 @@ version = "0.0.4"
 description = "An in-process property graph database management system built for query speed and scalability"
 # Note: 1.63 required for building tests
 rust-version = "1.51"
-readme = "../../README.md"
+readme = "kuzu-src/README.md"
 homepage = "http://kuzudb.com/"
 repository = "https://github.com/kuzudb/kuzu"
 license = "MIT"
 categories = ["database"]
+# Only include files required to build to keep crate size small
+include = [
+    "build.rs",
+    "/src",
+    "/include",
+    "/kuzu-src/src",
+    "/kuzu-src/third_party",
+    "/kuzu-src/external/CMakeLists.txt",
+    "/kuzu-src/external/arrow",
+    "/kuzu-src/Makefile",
+    "/kuzu-src/CMakeLists.txt",
+    "/kuzu-src/tools/CMakeLists.txt",
+]
 
 edition = "2018"
 links = "kuzu"