chore: apply cargo fmt across workspace and update docs

- Run cargo fmt on all Rust crates for consistent formatting
- Update CLAUDE.md with WASM plugin commands and dev.ps1 instructions
- Update wiki: add WASM plugin architecture, rewrite dev environment docs
- Minor frontend cleanup (unused imports)

crates/erp-core/src/rbac.rs

@@ -15,10 +15,7 @@ pub fn require_permission(ctx: &TenantContext, permission: &str) -> Result<(), A
 /// Check whether the `TenantContext` includes at least one of the specified permission codes.
 ///
 /// Useful when multiple permissions can grant access to the same resource.
-pub fn require_any_permission(
-    ctx: &TenantContext,
-    permissions: &[&str],
-) -> Result<(), AppError> {
+pub fn require_any_permission(ctx: &TenantContext, permissions: &[&str]) -> Result<(), AppError> {
     let has_any = permissions
         .iter()
         .any(|p| ctx.permissions.iter().any(|up| up == *p));