frontend/dashboard.css

@@ -241,6 +241,8 @@ textarea { resize: vertical; min-height: 120px; }
 .my-work-card-title { display:block; margin:5px 0; font-weight:650; }
 .update-selection-controls { display:flex; align-items:center; gap:8px; flex-wrap:wrap; }
 .update-selection-controls button { min-height:44px; }
+.selection-scope-actions { display:flex; align-items:center; gap:8px; flex-wrap:wrap; max-width:100%; }
+.selection-scope-actions button { min-height:44px; max-width:100%; }
 .update-selector { min-height:44px; }
 .work-selector { min-height:44px; }
 .update-selector, .work-selector { display:flex; align-items:center; gap:10px; padding:6px; border:1px solid #31577f; border-radius:8px; cursor:pointer; }

frontend/dashboard.js

@@ -2540,6 +2540,21 @@
     selectionControls.hidden = !planningQueue && (selectedWorkFilter !== 'update' || updateIds.length === 0);
     qs('#select-work').hidden = !planningQueue || workSelectionState.active || selection.active;
     qs('#cancel-work-selection').hidden = !workSelectionState.active;
+    const selectionScopeActions = qs('#selection-scope-actions');
+    selectionScopeActions.hidden = !workSelectionState.active;
+    qs('#select-matching-work').disabled = visible.length === 0 || workSelectionState.count >= workSelection.limit;
+    qs('#clear-work-selection').disabled = workSelectionState.count === 0;
+    qs('#select-matching-work').onclick = () => {
+      const result = workSelection.selectMany(visible);
+      qs('#my-work-action-status').textContent = result.status === 'limit' ?
+        result.count + ' matches selected. Selection is capped at ' + result.limit + ' items.' :
+        result.count + ' matches selected from the current queue and search.';
+    };
+    qs('#clear-work-selection').onclick = () => {
+      workSelection.clear();
+      qs('#my-work-action-status').textContent = 'Selection cleared. Choose new matches or individual work.';
+      qs('#select-matching-work').focus();
+    };
     qs('#select-updates').hidden = selectedWorkFilter !== 'update' || selection.active || workSelectionState.active;
     qs('#cancel-update-selection').hidden = !selection.active;
     qs('#update-selection-status').textContent = workSelectionState.active ?

frontend/index.html

@@ -169,6 +169,10 @@
       <button id="cancel-update-selection" type="button" hidden>Cancel selection</button>
       <span class="small" id="update-selection-status" role="status" aria-live="polite"></span>
     </div>
+    <div class="selection-scope-actions" id="selection-scope-actions" hidden>
+      <button id="select-matching-work" type="button">Select all matches</button>
+      <button id="clear-work-selection" type="button">Clear selection</button>
+    </div>
     <form class="queue-finder" id="queue-finder" role="search">
       <label for="queue-find-input">Find in <span id="queue-find-label">All</span></label>
       <div class="queue-finder-row">

frontend/work-selection.js

@@ -52,6 +52,30 @@ function createWorkSelection({ limit = 50, onChange = () => {} } = {}) {
     return select(item);
   }
 
+  function selectMany(items) {
+    if (!active) return { status: 'inactive', added: 0, count: selected.size, limit: maximum };
+    let added = 0;
+    let capped = false;
+    for (const item of items || []) {
+      const id = identity(item);
+      if (!id || selected.has(id)) continue;
+      if (selected.size >= maximum) {
+        capped = true;
+        break;
+      }
+      selected.add(id);
+      added += 1;
+    }
+    changed();
+    return { status: capped ? 'limit' : 'selected', added, count: selected.size, limit: maximum };
+  }
+
+  function clear() {
+    if (!active) return snapshot();
+    selected.clear();
+    return changed();
+  }
+
   function retain(items) {
     const retained = new Set((items || []).map(identity).filter(Boolean));
     Array.from(selected).forEach(id => { if (!retained.has(id)) selected.delete(id); });
@@ -62,7 +86,7 @@ function createWorkSelection({ limit = 50, onChange = () => {} } = {}) {
     return { active, count: selected.size, ids: Array.from(selected) };
   }
 
-  return { identity, start, cancel, select, toggle, retain, snapshot, limit: maximum };
+  return { identity, start, cancel, select, selectMany, clear, toggle, retain, snapshot, limit: maximum };
 }
 
 if (typeof module !== 'undefined' && module.exports) module.exports = createWorkSelection;

tests/test_my_work.py

@@ -29,6 +29,70 @@ TODAY_WORK = Path(__file__).parents[1] / "frontend" / "today-work.js"
 WORK_SELECTION = Path(__file__).parents[1] / "frontend" / "work-selection.js"
 
 
+def test_work_selection_selects_matching_items_in_order_with_an_explicit_cap():
+    script = f"""
+const createWorkSelection = require({json.dumps(str(WORK_SELECTION))});
+const selection = createWorkSelection({{limit:3}});
+selection.start();
+selection.select({{kind:'issue', repository:'stackchain/api', number:1}});
+const result = selection.selectMany([
+  {{kind:'issue', repository:'stackchain/api', number:1}},
+  {{kind:'pull', repository:'stackchain/web', number:2}},
+  {{kind:'issue', repository:'stackchain/app', number:3}},
+  {{kind:'issue', repository:'stackchain/overflow', number:4}},
+]);
+process.stdout.write(JSON.stringify({{result, snapshot:selection.snapshot()}}));
+"""
+    result = subprocess.run(
+        ["node", "-e", script], check=True, capture_output=True, text=True
+    )
+    output = json.loads(result.stdout)
+
+    assert output == {
+        "result": {"status": "limit", "added": 2, "count": 3, "limit": 3},
+        "snapshot": {
+            "active": True,
+            "count": 3,
+            "ids": [
+                "issue:stackchain/api:1:",
+                "pull:stackchain/web:2:",
+                "issue:stackchain/app:3:",
+            ],
+        },
+    }
+
+
+def test_work_selection_clears_matches_without_leaving_selection_mode():
+    script = f"""
+const createWorkSelection = require({json.dumps(str(WORK_SELECTION))});
+const selection = createWorkSelection();
+selection.start();
+selection.selectMany([
+  {{kind:'issue', repository:'stackchain/api', number:1}},
+  {{kind:'pull', repository:'stackchain/web', number:2}},
+]);
+process.stdout.write(JSON.stringify(selection.clear()));
+"""
+    result = subprocess.run(
+        ["node", "-e", script], check=True, capture_output=True, text=True
+    )
+
+    assert json.loads(result.stdout) == {"active": True, "count": 0, "ids": []}
+
+
+@pytest.mark.anyio
+async def test_mobile_batch_planning_can_select_and_clear_active_queue_matches():
+    html = await dashboard()
+
+    assert 'id="select-matching-work"' in html
+    assert 'id="clear-work-selection"' in html
+    assert "workSelection.selectMany(visible)" in html
+    assert "workSelection.clear()" in html
+    assert "matches selected" in html
+    assert ".selection-scope-actions button { min-height:44px;" in html
+    assert "max-width:100%" in html
+
+
 def test_queue_finder_matches_repository_number_and_title_without_reordering():
     script = f"""
 const work = require({json.dumps(str(MY_WORK))});