From 52dc886c666122f9eb746d5e547f24e6365c9c62 Mon Sep 17 00:00:00 2001
From: "devin-ai-integration[bot]"
 <devin-ai-integration[bot]@users.noreply.github.com>
Date: Fri, 7 Aug 2026 10:46:49 +0000
Subject: [PATCH] fix: mcp.json server-path gate selects the PLUGIN_ROOT arg
 instead of joining args

Joining every arg made an empty args list resolve to the repo root (gate
passed on a manifest naming no server file) and made a legitimate
multi-arg invocation resolve to a bogus path.
---
 bin/check.js | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/bin/check.js b/bin/check.js
index d6db136..ecb7c5b 100644
--- a/bin/check.js
+++ b/bin/check.js
@@ -402,8 +402,10 @@ if (apMcp.$schema !== AP_MCP_SCHEMA) {
     }
   }
   const ingest = apServers['fdeops-ingest']
-  const target = ingest && (ingest.args || []).join(' ').replace('${PLUGIN_ROOT}/', '')
+  const rootArg = ingest && (ingest.args || []).find(a => String(a).startsWith('${PLUGIN_ROOT}/'))
+  const target = rootArg && String(rootArg).replace('${PLUGIN_ROOT}/', '')
   if (!ingest) fail('mcp.json must declare the fdeops-ingest stdio server')
+  else if (!target) fail('mcp.json fdeops-ingest must pass a ${PLUGIN_ROOT}-relative server path in args')
   else if (!fs.existsSync(path.join(root, target))) fail(`mcp.json fdeops-ingest points at missing ${target}`)
   else ok('agent plugins mcp config')
 }