fix: restore original migration, rename pathAfterAgent → pathAfterClient

- wrangler.toml: keep first migration as AgentSocket (already applied),
  second migration handles the rename
- index.ts: pathAfterAgent → pathAfterClient

packages/workflow-gateway/src/index.ts

@@ -288,9 +288,9 @@ app.all("/api/clients/:client/*", async (c) => {
   }
 
   const url = new URL(c.req.url);
-  const pathAfterAgent = url.pathname.replace(`/api/clients/${client}`, "");
-  const targetUrl = `${record.url}/api${pathAfterAgent}${url.search}`;
-  const proxyPath = `/api${pathAfterAgent}${url.search}`;
+  const pathAfterClient = url.pathname.replace(`/api/clients/${client}`, "");
+  const targetUrl = `${record.url}/api${pathAfterClient}${url.search}`;
+  const proxyPath = `/api${pathAfterClient}${url.search}`;
   const method = c.req.method;
   const token = record.clientToken ?? "";
   const forwardRecord = buildForwardHeaders(c.req.raw.headers, token);

packages/workflow-gateway/wrangler.toml

@@ -11,7 +11,7 @@ bindings = [{ name = "CLIENT_SOCKET", class_name = "ClientSocket" }]
 
 [[migrations]]
 tag = "add-agent-socket"
-new_sqlite_classes = ["ClientSocket"]
+new_sqlite_classes = ["AgentSocket"]
 
 [[migrations]]
 tag = "rename-agent-to-client"