Bump stdlib version to 0.5.7 (#528)

Author: dioderobot

CHANGELOG.md

@@ -14,6 +14,7 @@ and this project adheres to Semantic Versioning (https://semver.org/spec/v2.0.0.
 
 ### Changed
 
+- Bump stdlib to 0.5.7
 - `pcb import` now scaffolds a full workspace (git init, README, .gitignore) when the output directory is new, matching `pcb new --workspace`.
 
 ## [0.3.39] - 2026-02-11

crates/pcb-zen-core/src/lib.rs

@@ -21,7 +21,7 @@ pub mod workspace;
 /// This version is used as an implicit minimum dependency for all packages.
 /// Users can upgrade past this version by explicitly declaring a newer version
 /// in their pcb.toml, but cannot use an older version.
-pub const STDLIB_VERSION: &str = "0.5.6";
+pub const STDLIB_VERSION: &str = "0.5.7";
 
 /// The module path for stdlib
 pub const STDLIB_MODULE_PATH: &str = "github.com/diodeinc/stdlib";