chore: remove unused SHINHAN_MCP_SECRET_KEY_2026

axhub-gateway/src/main/resources/application-local.properties

@@ -16,7 +16,6 @@ eims.mci.url=http://localhost:${server.port}/api/mock/esb/api
 eims.mcistring.url=http://localhost:${server.port}/api/mock/esb/string
 
 # API 보안 키 설정
-mcp.security.api-keys.SHINHAN_MCP_SECRET_KEY_2026=mcp-client-1
 mcp.security.tenant-domains.mcp-client-1=CUSTOMER,COMMON
 mcp.security.tenant-domains.mcp-client-2=ALL
 

axhub-gateway/src/main/resources/static/admin/scaffold.html

@@ -471,9 +471,7 @@
         
         fetch('/mcp/api/v1/tools/list', {
             method: 'GET',
-            headers: {
-                'X-API-KEY': 'SHINHAN_MCP_SECRET_KEY_2026'
-            }
+            
         })
         .then(res => res.json())
         .then(data => {