接续text24.txt

结论：L4-TOOL-DB native protocol proof 已通过，ToolDbProcessPort/OPFS/browser gates 保持 contract-only 且不解锁 promotion。

wasm-port/tests/sdk/node/verify_tool_db_process_port.mjs

@@ -76,9 +76,10 @@ const diagnostics = createToolDbProcessDiagnostics({
   dbFileText: "T11 P111 D0.33 Z0.11\nT14 P114 D0.14 Z0.14\n",
   startupToolCount: 10,
   mutationCount: 3,
-  runtimeMode: "wasm-tool-db-protocol-worker",
+  runtimeMode: "contract-only",
 });
 assert.equal(diagnostics.dbProgramPath, "./db_nonran.py");
+assert.equal(diagnostics.runtimeMode, "contract-only");
 assert.equal(diagnostics.protocolTranscriptReady, true);
 assert.equal(diagnostics.opfsPersistenceReady, true);
 assert.equal(diagnostics.startupToolCount, 10);