diff --git a/scripts/src/hwlab-node-help.ts b/scripts/src/hwlab-node-help.ts
index dc646ee3..6ccfdaf5 100644
--- a/scripts/src/hwlab-node-help.ts
+++ b/scripts/src/hwlab-node-help.ts
@@ -93,7 +93,7 @@ export function hwlabNodeWebProbeHelp(): Record<string, unknown> {
       "bun scripts/cli.ts hwlab nodes web-probe observe command webobs-xxxx --type steer --text '继续观察当前 trace'",
       "bun scripts/cli.ts hwlab nodes web-probe observe command webobs-xxxx --type cancel",
       "bun scripts/cli.ts hwlab nodes web-probe observe command webobs-xxxx --type gotoProjectMdtodo",
-      "bun scripts/cli.ts hwlab nodes web-probe observe command webobs-xxxx --type configureMdtodoHwpodSource --hwpod-id d601-f103-v2 --node-id D601 --root docs/MDTODO",
+      "bun scripts/cli.ts hwlab nodes web-probe observe command webobs-xxxx --type configureMdtodoHwpodSource --hwpod-id d601-f103-v2 --node-id node-d601-f103-v2 --workspace-root 'F:\\\\Work\\\\HWLAB-CASE-F103' --root docs/MDTODO",
       "bun scripts/cli.ts hwlab nodes web-probe observe command webobs-xxxx --type selectMdtodoFile --file-ref docs/MDTODO/example.md",
       "bun scripts/cli.ts hwlab nodes web-probe observe command webobs-xxxx --type selectMdtodoTask --task R1.1",
       "bun scripts/cli.ts hwlab nodes web-probe observe command webobs-xxxx --type editMdtodoTaskTitle --task R1.1 --title '更新任务标题'",
diff --git a/scripts/src/hwlab-node-impl.ts b/scripts/src/hwlab-node-impl.ts
index 15eb29d5..ab550f18 100644
--- a/scripts/src/hwlab-node-impl.ts
+++ b/scripts/src/hwlab-node-impl.ts
@@ -148,6 +148,7 @@ interface NodeWebProbeObserveOptions {
   commandStatus: string | null;
   commandHwpodId: string | null;
   commandNodeId: string | null;
+  commandWorkspaceRoot: string | null;
   commandRoot: string | null;
 }
 
@@ -7582,6 +7583,8 @@ function parseNodeWebProbeObserveOptions(
       "--status",
       "--hwpod-id",
       "--node-id",
+      "--workspace-root",
+      "--workspace-root-ref",
       "--root",
   ]), new Set(["--force", "--full", "--text-stdin"]));
   const commandTypeRaw = optionValue(args, "--type") ?? null;
@@ -7635,6 +7638,7 @@ function parseNodeWebProbeObserveOptions(
   const commandStatus = optionValue(args, "--status") ?? null;
   const commandHwpodId = optionValue(args, "--hwpod-id") ?? null;
   const commandNodeId = optionValue(args, "--node-id") ?? null;
+  const commandWorkspaceRoot = optionValue(args, "--workspace-root") ?? optionValue(args, "--workspace-root-ref") ?? null;
   const commandRoot = optionValue(args, "--root") ?? null;
   for (const [label, value] of [
     ["--source-id", commandSourceId],
@@ -7646,6 +7650,7 @@ function parseNodeWebProbeObserveOptions(
     ["--status", commandStatus],
     ["--hwpod-id", commandHwpodId],
     ["--node-id", commandNodeId],
+    ["--workspace-root/--workspace-root-ref", commandWorkspaceRoot],
     ["--root", commandRoot],
   ] as const) {
     if (value !== null && (value.includes("\0") || value.length > 500)) throw new Error(`unsafe web-probe observe ${label}: expected 1-500 non-NUL chars`);
@@ -7697,6 +7702,7 @@ function parseNodeWebProbeObserveOptions(
     commandStatus,
     commandHwpodId,
     commandNodeId,
+    commandWorkspaceRoot,
     commandRoot,
   };
 }
@@ -8419,6 +8425,7 @@ function runNodeWebProbeObserveCommand(options: NodeWebProbeObserveOptions, spec
     status: options.commandStatus,
     hwpodId: options.commandHwpodId,
     nodeId: options.commandNodeId,
+    workspaceRoot: options.commandWorkspaceRoot,
     root: options.commandRoot,
   };
   const preStopStatus = options.force && stopCommand
diff --git a/scripts/src/hwlab-node-web-observe-runner-source.ts b/scripts/src/hwlab-node-web-observe-runner-source.ts
index 994b7776..5fd33d68 100644
--- a/scripts/src/hwlab-node-web-observe-runner-source.ts
+++ b/scripts/src/hwlab-node-web-observe-runner-source.ts
@@ -1772,6 +1772,7 @@ async function configureMdtodoHwpodSource(command) {
   const fields = [
     await fillMdtodoField("mdtodo-source-form-hwpod", commandValue(command, ["hwpodId", "hwpod", "value"])),
     await fillMdtodoField("mdtodo-source-form-node", commandValue(command, ["nodeId", "node"])),
+    await fillMdtodoField("mdtodo-source-form-workspace", commandValue(command, ["workspaceRoot", "workspaceRootRef", "workspace"])),
     await fillMdtodoField("mdtodo-source-form-root", commandValue(command, ["root", "path"])),
   ];
   const save = await clickProjectButtonAndMaybeWait("mdtodo-source-save", /^\/v1\/project-management\/mdtodo\/sources/u);
@@ -2769,6 +2770,7 @@ function commandInputSummary(command) {
     status: command.status || null,
     hwpodId: opaque(command.hwpodId),
     nodeId: opaque(command.nodeId),
+    workspaceRoot: opaque(command.workspaceRoot),
     root: opaque(command.root),
     label: command.label ? truncate(command.label, 200) : null,
     textHash: text === null ? null : sha256Text(text),