feat: add Claude Code plugin support (#240)

src/tools/look-at/tools.ts

@@ -1,5 +1,5 @@
 import { extname, basename } from "node:path"
-import { tool, type PluginInput } from "@opencode-ai/plugin"
+import { tool, type PluginInput, type ToolDefinition } from "@opencode-ai/plugin"
 import { LOOK_AT_DESCRIPTION, MULTIMODAL_LOOKER_AGENT } from "./constants"
 import type { LookAtArgs } from "./types"
 import { log } from "../../shared/logger"
@@ -28,7 +28,7 @@ function inferMimeType(filePath: string): string {
   return mimeTypes[ext] || "application/octet-stream"
 }
 
-export function createLookAt(ctx: PluginInput) {
+export function createLookAt(ctx: PluginInput): ToolDefinition {
   return tool({
     description: LOOK_AT_DESCRIPTION,
     args: {