chore: clean up legacy env var and echo in scripts

Author: nypdmax

examples/clients/simple-auth-multiprotocol-client/mcp_simple_auth_multiprotocol_client/main.py

@@ -234,7 +234,7 @@ async def redirect_handler(url: str) -> None:
             print(f"OAuth protocol enabled (DPoP: {self.dpop_enabled})")
 
         # Add non-OAuth protocols. Allow forcing protocol injection for integration tests.
-        forced = os.getenv("MCP_AUTH_PROTOCOL", os.getenv("MCP_PHASE2_PROTOCOL", "")).strip().lower()
+        forced = os.getenv("MCP_AUTH_PROTOCOL", "").strip().lower()
         if forced in ("mutual_tls", "mtls"):
             # Force mTLS placeholder to be selectable (do not inject API key fallback).
             protocols.append(MutualTlsPlaceholderProtocol())

examples/clients/simple-auth-multiprotocol-client/run_dpop_test.sh

@@ -29,7 +29,7 @@ SKIP_OAUTH="${MCP_SKIP_OAUTH:-0}"
 
 cd "$REPO_ROOT"
 echo "============================================================"
-echo "Phase 4 DPoP Integration Test"
+echo "DPoP Integration Test"
 echo "============================================================"
 echo "Repo root: $REPO_ROOT"
 echo "AS port: $AS_PORT"

examples/clients/simple-auth-multiprotocol-client/run_oauth2_test.sh

@@ -58,9 +58,9 @@ cd "$REPO_ROOT"
 wait_for_url "http://localhost:$AS_PORT/.well-known/oauth-authorization-server" "Authorization Server"
 wait_for_url "http://localhost:$RS_PORT/.well-known/oauth-protected-resource/mcp" "Resource Server (PRM)"
 
-# Optional: print PRM (Phase 1 backward compat: resource + authorization_servers; mcp_* may appear)
+# Optional: print PRM (backward compat: resource + authorization_servers; mcp_* may appear)
 echo ""
-echo "PRM (RFC 9728 + optional Phase 1 fields):"
+echo "PRM (RFC 9728):"
 curl -sS "http://localhost:$RS_PORT/.well-known/oauth-protected-resource/mcp" | head -c 500
 echo ""
 echo ""