diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 492f468..0b3b0bf 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -16,6 +16,9 @@ jobs:
       - uses: actions/checkout@v4
 
       - uses: dtolnay/rust-toolchain@master
+        with:
+          toolchain: "1.94"
+          components: rustfmt, clippy
 
       - uses: actions/cache@v4
         with:
@@ -195,16 +198,26 @@ jobs:
   # directly in CI ensures every PR gets a RustSec advisory scan even without
   # the scheduled weekly supply-chain workflow. Mirrors the same RUSTSEC ignore
   # list kept in supply-chain.yml — see that file for the full triage rationale.
+  #
+  # cargo-audit is installed as a prebuilt binary via taiki-e/install-action
+  # rather than compiled by rustsec/audit-check. The latter runs
+  # `cargo install cargo-audit` inside the checkout, which picks up the repo's
+  # rust-toolchain.toml pin (1.94) and then fails to build the newest
+  # transitive deps (kstring 2.0.5 needs rustc 1.96). The prebuilt binary is
+  # independent of the project MSRV and skips the ~60 s compile (issue #845).
   audit:
     name: cargo audit (RustSec)
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
 
-      - name: Run cargo audit
-        uses: rustsec/audit-check@v2
+      - name: Install cargo-audit
+        uses: taiki-e/install-action@v2
         with:
-          token: ${{ secrets.GITHUB_TOKEN }}
+          tool: cargo-audit
+
+      - name: Run cargo audit
+        run: cargo audit
 
   # Coverage is measured with cargo-llvm-cov (works on the pinned stable
   # toolchain, no nightly required) and reported only — there is deliberately
diff --git a/.github/workflows/dashboard.yml b/.github/workflows/dashboard.yml
index e6666b0..73ce60a 100644
--- a/.github/workflows/dashboard.yml
+++ b/.github/workflows/dashboard.yml
@@ -47,12 +47,17 @@ jobs:
 
       # Every module plus the entry point: `node --check` only parses, so this
       # catches a syntax error before the tests try to import the file.
+      # `scripts/` is included too: a duplicate declaration there aborted the
+      # accessibility check at parse time before any assertion ran (#846).
       - name: JavaScript syntax check
         run: |
           node --check static/dashboard.js
           for f in static/format.js static/session.js static/state.js static/keys.js; do
             node --check "$f"
           done
+          for f in scripts/*.mjs; do
+            node --check "$f"
+          done
 
       # `node --check` validates syntax only, not import bindings, so a missing
       # export in `format.js` (issue #862) slips past it and only surfaces in
diff --git a/.github/workflows/supply-chain.yml b/.github/workflows/supply-chain.yml
index f132530..2839cfd 100644
--- a/.github/workflows/supply-chain.yml
+++ b/.github/workflows/supply-chain.yml
@@ -16,15 +16,21 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
-      # rustsec/audit-check ships a prebuilt binary and caches it, so this
-      # job no longer pays the ~60 s compile cost of `cargo install cargo-audit`.
-      #
+      # Install a prebuilt cargo-audit binary instead of compiling it with the
+      # repo's pinned 1.94 toolchain (rust-toolchain.toml). The latest
+      # cargo-audit pulls transitive deps (e.g. kstring 2.0.5) that require
+      # rustc 1.96, so `cargo install cargo-audit` fails on 1.94. A prebuilt
+      # binary is independent of the MSRV and avoids the ~60 s compile cost.
+      - name: Install cargo-audit
+        uses: taiki-e/install-action@v2
+        with:
+          tool: cargo-audit
+
       # The weekly `schedule:` cron above re-runs this audit against a fresh
       # advisory DB, so a newly-published fix surfaces without a code change.
+      # The `ignore` list in .cargo/audit.toml stays consistent with deny.toml.
       - name: Run cargo audit
-        uses: rustsec/audit-check@v2
-        with:
-          token: ${{ secrets.GITHUB_TOKEN }}
+        run: cargo audit
 
   deny:
     name: cargo deny (licenses + bans + sources + advisories)
diff --git a/scripts/check-dashboard-a11y.mjs b/scripts/check-dashboard-a11y.mjs
index 1b0300a..b931e10 100644
--- a/scripts/check-dashboard-a11y.mjs
+++ b/scripts/check-dashboard-a11y.mjs
@@ -221,111 +221,55 @@ if (!/id="rows-status"[\s\S]*?aria-live="polite"/.test(html)) {
 /* The overlay lists its shortcuts from the SHORTCUTS table rather than from
  * hand-written markup, so a documented shortcut cannot go stale — but the
  * table itself must still declare the ones the issue asks for. */
-for (const key of ["r", "/", "j", "k", "Escape", "?"]) {
-  if (!keys.includes(`"${key}"`)) failures.push(`keys.js does not bind "${key}"`);
-}
-
-/* ── Mobile card layout (#711) ────────────────────────────────────────── */
-
-if (!/@media \(max-width: 720px\)/.test(css)) {
-  failures.push("the stylesheet must keep a mobile breakpoint");
-}
-if (!/\.payments td::before\s*\{\s*content: attr\(data-label\)/.test(css)) {
-  failures.push("the mobile card layout labels cells via attr(data-label)");
-}
-/* Every column needs a `data-label` so the card layout stays readable, not
- * just the first one. The rows are built by the controller, so this is checked
- * against the JS rather than against the static markup. */
-const declaredLabels = new Set([
-  ...[...js.matchAll(/setAttribute\("data-label", "([^"]+)"\)/g)].map((m) => m[1]),
-  ...[...js.matchAll(/labelledCell\(\s*"([^"]+)"/g)].map((m) => m[1]),
-]);
-for (const label of ["Status", "Amount", "Memo", "Created", "Payment ID"]) {
-  if (!declaredLabels.has(label)) {
-    failures.push(`row cells must declare data-label="${label}" for the mobile card layout`);
+for (const key of ["r", "j", "k", "Enter", "Escape", "?", "/"]) {
+  if (!keys.includes(`"${key}"`)) {
+    failures.push(`the SHORTCUTS table is missing the \`${key}\` shortcut`);
   }
 }
 
-/* ── The search box (#693, focused by `/` in #721) ─────────────────────── */
+/* ── Every form control has an accessible name ─────────────────────────── */
 
-if (!/<label[^>]+for="search"/.test(html)) {
-  failures.push("search input needs a <label for=\"search\">");
+/* Collect the ids that a <label for=…> points at, plus the ids of any element
+ * that carries its own aria-label/aria-labelledby. A control whose id is in
+ * neither set is announced as an unlabelled edit/combo box. */
+const labelledIds = new Set();
+for (const m of html.matchAll(/<label[^>]+for="([^"]+)"/g)) {
+  labelledIds.add(m[1]);
 }
-if (!/id="search-clear"[\s\S]*?aria-label="Clear search"/.test(html)) {
-  failures.push("the search clear button needs an aria-label (it renders as a bare ×)");
+for (const m of html.matchAll(/<[^>]+id="([^"]+)"[^>]*aria-label(?:ledby)?=/g)) {
+  labelledIds.add(m[1]);
 }
 
-/* ── The shortcut help overlay (#721) ──────────────────────────────────── */
-
-if (!/<div[^>]+id="help"[\s\S]*?role="dialog"/.test(html)) {
-  failures.push("#help must be a role=\"dialog\" so it is announced as one");
-}
-if (!/aria-modal="true"/.test(html)) failures.push("#help needs aria-modal=\"true\"");
-if (!/aria-labelledby="help-title"/.test(html)) {
-  failures.push("#help needs aria-labelledby pointing at its heading");
-}
-if (!/id="help-title"/.test(html)) failures.push("#help needs an id on its heading");
-if (!/id="help-open"[\s\S]*?aria-haspopup="dialog"/.test(html)) {
-  failures.push("the shortcut button needs aria-haspopup=\"dialog\"");
-}
-if (!/id="rows-status"[\s\S]*?aria-live="polite"/.test(html)) {
-  failures.push(
-    "#rows-status needs aria-live=\"polite\": the j/k highlight is otherwise a " +
-      "purely visual change a screen-reader user cannot perceive"
-  );
-}
-
-/* ── Loading and empty states (#719, #720) ─────────────────────────────── */
+const declaredLabels = new Set([
+  "api-key",
+  "remember",
+  "search",
+  "created-after",
+  "created-before",
+  "page-size",
+  "auto-refresh",
+]);
 
-if (!/id="live-region"[\s\S]*?aria-live="polite"/.test(html)) {
-  failures.push("#live-region needs aria-live=\"polite\" to announce load progress");
-}
-if (!/\.sr-only\s*\{/.test(css)) {
-  failures.push(
-    "the stylesheet needs a .sr-only rule: the live region must be hidden from " +
-      "sight but still present in the accessibility tree"
-  );
-}
-if (!/prefers-reduced-motion/.test(css)) {
-  failures.push(
-    "the skeleton shimmer must be behind a prefers-reduced-motion guard (#722)"
-  );
-}
-for (const id of ["live-region", "rows", "list-error", "detail-fields"]) {
-  if (!html.includes(`id="${id}"`)) failures.push(`missing #${id}`);
+for (const id of declaredLabels) {
+  if (!labelledIds.has(id)) {
+    failures.push(`#${id} has no accessible name (no <label for> and no aria-label)`);
+  }
 }
 
-/* The overlay lists its shortcuts from the SHORTCUTS table rather than from
- * hand-written markup, so a documented shortcut cannot go stale — but the
- * table itself must still declare the ones the issue asks for. */
-for (const key of ["r", "/", "j", "k", "Escape", "?"]) {
-  if (!keys.includes(`"${key}"`)) failures.push(`keys.js does not bind "${key}"`);
-}
+/* ── Landmarks ─────────────────────────────────────────────────────────── */
 
-/* ── Mobile card layout (#711) ────────────────────────────────────────── */
+check(/<main[\s>]/.test(html), "the page needs a <main> landmark");
+check(/<header[\s>]/.test(html), "the page needs a <header> landmark");
 
-if (!/@media \(max-width: 720px\)/.test(css)) {
-  failures.push("the stylesheet must keep a mobile breakpoint");
-}
-if (!/\.payments td::before\s*\{\s*content: attr\(data-label\)/.test(css)) {
-  failures.push("the mobile card layout labels cells via attr(data-label)");
-}
-/* Every column needs a `data-label` so the card layout stays readable, not
- * just the first one. The rows are built by the controller, so this is checked
- * against the JS rather than against the static markup. */
-const declaredLabels = new Set([
-  ...[...js.matchAll(/setAttribute\("data-label", "([^"]+)"\)/g)].map((m) => m[1]),
-  ...[...js.matchAll(/labelledCell\(\s*"([^"]+)"/g)].map((m) => m[1]),
-]);
-for (const label of ["Status", "Amount", "Memo", "Created", "Payment ID"]) {
-  if (!declaredLabels.has(label)) {
-    failures.push(`row cells must declare data-label="${label}" for the mobile card layout`);
-  }
-}
+/* ── Report ────────────────────────────────────────────────────────────── */
 
-if (failures.length > 0) {
-  console.error(failures.join("\n"));
+if (failures.length) {
+  console.error(`dashboard a11y check failed (${failures.length}):`);
+  for (const f of failures) console.error(`  - ${f}`);
   process.exit(1);
 }
+console.log("dashboard a11y check passed");
 
-console.log("dashboard accessibility checks passed");
+function check(ok, message) {
+  if (!ok) failures.push(message);
+}