Merge main into proxy branch (formatting and docs)

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

plugins/filter-jsonpath/package.json

@@ -1,14 +1,14 @@
 {
   "name": "@yaak/filter-jsonpath",
   "displayName": "JSONPath Filter",
+  "version": "0.1.0",
+  "private": true,
   "description": "Filter JSON response data using JSONPath expressions",
   "repository": {
     "type": "git",
     "url": "https://github.com/mountain-loop/yaak.git",
     "directory": "plugins/filter-jsonpath"
   },
-  "private": true,
-  "version": "0.1.0",
   "scripts": {
     "build": "yaakcli build",
     "dev": "yaakcli dev"

plugins/filter-jsonpath/src/index.ts

@@ -1,17 +1,20 @@
-import type { PluginDefinition } from '@yaakapp/api';
-import { JSONPath } from 'jsonpath-plus';
+import type { PluginDefinition } from "@yaakapp/api";
+import { JSONPath } from "jsonpath-plus";
 
 export const plugin: PluginDefinition = {
   filter: {
-    name: 'JSONPath',
-    description: 'Filter JSONPath',
+    name: "JSONPath",
+    description: "Filter JSONPath",
     onFilter(_ctx, args) {
       const parsed = JSON.parse(args.payload);
       try {
         const filtered = JSONPath({ path: args.filter, json: parsed });
         return { content: JSON.stringify(filtered, null, 2) };
       } catch (err) {
-        return { content: '', error: `Invalid filter: ${err}` };
+        return {
+          content: "",
+          error: `Invalid filter: ${err instanceof Error ? err.message : String(err)}`,
+        };
       }
     },
   },