fix: expand workbench session rail in web probe

scripts/src/hwlab-node-web-probe-runner-source.ts

@@ -777,9 +777,10 @@ async function ensureWorkbenchComposerReady(options = {}) {
 }
 
 async function createProbeSessionFromUi(options = {}) {
+  const railExpansion = await ensureSessionRailExpandedForProbe();
   const create = page.locator("#session-create").first();
   if (!(await create.isVisible({ timeout: Math.min(timeoutMs, 5000) }).catch(() => false))) {
-    return { ok: false, method: "ui-click", reason: "session-create-not-visible" };
+    return { ok: false, method: "ui-click", reason: "session-create-not-visible", railExpansion };
   }
   const before = await collectWorkbenchReadyState();
   await create.click();
@@ -797,10 +798,36 @@ async function createProbeSessionFromUi(options = {}) {
     method: "ui-click",
     before: before.workspace,
     after: after.workspace,
-    composer: after.composer
+    composer: after.composer,
+    railExpansion
   };
 }
 
+async function ensureSessionRailExpandedForProbe() {
+  const before = await collectWorkbenchReadyState();
+  if (before?.workspace?.sessionCreateVisible === true) {
+    return { ok: true, action: "already-visible", before: before.workspace, after: before.workspace, valuesRedacted: true };
+  }
+  const toggle = page.locator("#session-collapse-toggle").first();
+  const toggleVisible = await toggle.isVisible({ timeout: Math.min(timeoutMs, 2000) }).catch(() => false);
+  if (before?.workspace?.sessionRailCollapsed !== true || !toggleVisible) {
+    return { ok: false, action: "not-expanded", reason: before?.workspace?.sessionRailCollapsed === true ? "collapse-toggle-not-visible" : "session-rail-not-collapsed", before: before.workspace, after: before.workspace, valuesRedacted: true };
+  }
+  await toggle.click();
+  await page.waitForFunction(() => {
+    const visible = (element) => {
+      if (!element) return false;
+      const rect = element.getBoundingClientRect();
+      const style = window.getComputedStyle(element);
+      return rect.width > 0 && rect.height > 0 && style.visibility !== "hidden" && style.display !== "none";
+    };
+    const rail = document.querySelector("#session-sidebar");
+    return Boolean(visible(document.querySelector("#session-create")) || (rail && rail.getAttribute("data-collapsed") === "false"));
+  }, null, { timeout: Math.min(timeoutMs, 5000) }).catch(() => null);
+  const after = await collectWorkbenchReadyState();
+  return { ok: after?.workspace?.sessionCreateVisible === true, action: "expanded-session-rail", before: before.workspace, after: after.workspace, valuesRedacted: true };
+}
+
 async function collectWorkbenchReadyState() {
   return page.evaluate(() => {
     const activeTab = document.querySelector(".session-tab[data-active='true'], .session-tab[aria-selected='true']");
@@ -808,6 +835,15 @@ async function collectWorkbenchReadyState() {
     const input = document.querySelector("#command-input");
     const send = document.querySelector("#command-send");
     const form = document.querySelector("#command-form");
+    const visible = (element) => {
+      if (!element) return false;
+      const rect = element.getBoundingClientRect();
+      const style = window.getComputedStyle(element);
+      return rect.width > 0 && rect.height > 0 && style.visibility !== "hidden" && style.display !== "none";
+    };
+    const sessionCreate = document.querySelector("#session-create");
+    const sessionRail = document.querySelector("#session-sidebar");
+    const sessionCollapseToggle = document.querySelector("#session-collapse-toggle");
     const warning = document.querySelector(".composer-warning")?.textContent?.trim() || null;
     const mode = document.querySelector(".composer-mode")?.textContent?.trim() || null;
     const draft = input && typeof input.value === "string" ? input.value : "";
@@ -831,7 +867,14 @@ async function collectWorkbenchReadyState() {
         activeSessionId: sessionId,
         activeConversationId: conversationId,
         activeStatus: activeTab?.getAttribute("data-status") || null,
-        tabCount: document.querySelectorAll(".session-tab").length
+        tabCount: document.querySelectorAll(".session-tab").length,
+        sessionCreatePresent: Boolean(sessionCreate),
+        sessionCreateVisible: visible(sessionCreate),
+        sessionRailPresent: Boolean(sessionRail),
+        sessionRailCollapsed: sessionRail ? sessionRail.getAttribute("data-collapsed") === "true" || sessionRail.classList.contains("is-collapsed") : null,
+        sessionCollapseTogglePresent: Boolean(sessionCollapseToggle),
+        sessionCollapseToggleVisible: visible(sessionCollapseToggle),
+        sessionCollapseToggleExpanded: sessionCollapseToggle ? sessionCollapseToggle.getAttribute("aria-expanded") : null
       },
       composer: {
         ready: composerReady,