chore: update Rust toolchain version to 1.81 in Dockerfile

kimushun1101 · kimushun1101 · commit 631b2046dab0 · 2025-03-28T20:57:52.000Z
Signed-off-by: Shunsuke Kimura &lt;kimushun1101@gmail.com&gt;
diff --git a/.devcontainer/Dockerfile b/.devcontainer/Dockerfile
@@ -1,4 +1,4 @@
-FROM rust:1.77-slim
+FROM rust:1.81-slim
 
 ARG USER_NAME=typst-jp
 ARG USER_UID=1000
