experimenting with semi-hermetic build env

Signed-off-by: grokspawn <jordan@nimblewidget.com>

Author: grokspawn

ci-operator/config/openshift/openshift-mcp-server/openshift-openshift-mcp-server-main.yaml

@@ -57,8 +57,8 @@ tests:
         # Build MCP server binary
         GOFLAGS='-mod=readonly' make build
 
-        # Install mcpchecker
-        make mcpchecker
+        # Install mcpchecker (clear -mod=vendor set by CI environment)
+        GOFLAGS='' make mcpchecker
 
         # Start MCP server in background
         make run-server TOOLSETS=core,config
@@ -98,8 +98,8 @@ tests:
         # Build MCP server binary
         GOFLAGS='-mod=readonly' make build
 
-        # Install mcpchecker
-        make mcpchecker
+        # Install mcpchecker (clear -mod=vendor set by CI environment)
+        GOFLAGS='' make mcpchecker
 
         # Start MCP server in background
         make run-server TOOLSETS=core,config