Add Intuit QuickBooks plugin (intuit-quickbooks) (#6189)

.claude-plugin/marketplace.json

@@ -1892,6 +1892,20 @@
       },
       "homepage": "https://github.com/intercom/claude-plugin-external"
     },
+    {
+      "name": "intuit-quickbooks",
+      "description": "QuickBooks business insights and actions: financial health briefings across P&L, cash flow, balance sheet and A/R, industry benchmarking, payroll cost analysis, overdue-invoice reminders, estimate/invoice drafting from email, payroll onboarding and base-pay changes (with confirmation), and QuickBooks Capital lending guidance. Requires the Intuit QuickBooks connector.",
+      "author": {
+        "name": "Intuit QuickBooks"
+      },
+      "category": "productivity",
+      "source": {
+        "source": "url",
+        "url": "https://github.com/intuit/quickbooks-claude-plugin.git",
+        "sha": "bb30cbdf7b5b1fc1a00bc210a3192f7efc78b3c4"
+      },
+      "homepage": "https://github.com/intuit/quickbooks-claude-plugin"
+    },
     {
       "name": "jdtls-lsp",
       "description": "Java language server (Eclipse JDT.LS) for code intelligence",