feat: add workspace-level root package

Add a root package `mingling-workspace` with an empty `main.rs` to
improve Cargo workspace compatibility.

1 files changed, 4 insertions, 0 deletions

diff --git a/Cargo.lock b/Cargo.lock
index 5db81a8..77fcf77 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -270,6 +270,10 @@ dependencies = [
 ]
 
 [[package]]
+name = "mingling-workspace"
+version = "0.3.0"
+
+[[package]]
 name = "mingling_core"
 version = "0.3.0"
 dependencies = [