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)

apps/web/src/api/orgs.ts

@@ -11,6 +11,7 @@ export interface OrganizationInfo {
   level: number;
   sort_order: number;
   children: OrganizationInfo[];
+  version: number;
 }
 
 export interface CreateOrganizationRequest {
@@ -24,6 +25,7 @@ export interface UpdateOrganizationRequest {
   name?: string;
   code?: string;
   sort_order?: number;
+  version: number;
 }
 
 // --- Department types ---
@@ -38,6 +40,7 @@ export interface DepartmentInfo {
   path?: string;
   sort_order: number;
   children: DepartmentInfo[];
+  version: number;
 }
 
 export interface CreateDepartmentRequest {
@@ -53,6 +56,7 @@ export interface UpdateDepartmentRequest {
   code?: string;
   manager_id?: string;
   sort_order?: number;
+  version: number;
 }
 
 // --- Position types ---
@@ -64,6 +68,7 @@ export interface PositionInfo {
   code?: string;
   level: number;
   sort_order: number;
+  version: number;
 }
 
 export interface CreatePositionRequest {
@@ -78,6 +83,7 @@ export interface UpdatePositionRequest {
   code?: string;
   level?: number;
   sort_order?: number;
+  version: number;
 }
 
 // --- Organization API ---