fix(plugin): preserve cross-zod tool arg metadata

Ultraworked with [Sisyphus](https://github.com/code-yeongyu/oh-my-opencode)

Co-authored-by: Sisyphus <clio-agent@sisyphuslabs.ai>

src/plugin/tool-registry.ts

@@ -32,6 +32,7 @@ import { log } from "../shared"
 
 import type { Managers } from "../create-managers"
 import type { SkillContext } from "./skill-context"
+import { normalizeToolArgSchemas } from "./normalize-tool-arg-schemas"
 
 export type ToolRegistryResult = {
   filteredTools: ToolsRecord
@@ -139,6 +140,10 @@ export function createToolRegistry(args: {
     ...hashlineToolsRecord,
   }
 
+  for (const toolDefinition of Object.values(allTools)) {
+    normalizeToolArgSchemas(toolDefinition)
+  }
+
   const filteredTools = filterDisabledTools(allTools, pluginConfig.disabled_tools)
 
   return {