Link poll to its Petri net model in editor

- Editor handles ?template=<id> param to load template schema on init
- Poll View Petri Net Model links now include poll ID
- Editor shows poll title and status in toolbar when poll param present

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Author: stackdump

public/bitwrap.js

@@ -338,6 +338,8 @@ function downloadFile(filename, content) {
 // Load model from URL params on page load
 (function() {
     const params = new URLSearchParams(window.location.search);
+
+    // Load by CID: /editor?cid=<cid>
     const cid = params.get('cid');
     if (cid) {
         fetch('/o/' + cid)
@@ -348,5 +350,38 @@ function downloadFile(filename, content) {
                 }
             })
             .catch(err => console.error('Failed to load model:', err));
+        return;
+    }
+
+    // Load by template: /editor?template=<id>&poll=<pollId>
+    const template = params.get('template');
+    if (template) {
+        fetch('/api/templates/' + template)
+            .then(r => r.ok ? r.json() : null)
+            .then(data => {
+                if (data && petriView && petriView.loadModel) {
+                    petriView.loadModel(data);
+                }
+            })
+            .catch(err => console.error('Failed to load template:', err));
+
+        // If a poll ID is provided, show poll info in the toolbar
+        const pollId = params.get('poll');
+        if (pollId) {
+            fetch('/api/polls/' + pollId)
+                .then(r => r.ok ? r.json() : null)
+                .then(data => {
+                    if (data && data.poll) {
+                        const poll = data.poll;
+                        const info = document.createElement('span');
+                        info.style.cssText = 'color:#aaa;font-size:13px;margin-left:12px;';
+                        info.textContent = `${poll.title} (${poll.status})`;
+                        const toolbar = document.querySelector('.toolbar, nav') || document.body;
+                        toolbar.appendChild(info);
+                    }
+                })
+                .catch(() => {});
+        }
+        return;
     }
 })();

public/poll.html

@@ -211,7 +211,7 @@ <h2 class="poll-title" id="vote-title"></h2>
                 <button class="btn-secondary" id="btn-close" onclick="closePoll()" style="display:none; margin-left:0; border-color:#ff8844; color:#ff8844;">Close Poll</button>
             </div>
 
-            <a class="view-model-link" href="/editor?template=vote">View Petri Net Model &rarr;</a>
+            <a class="view-model-link" id="view-model-link" href="/editor?template=vote">View Petri Net Model &rarr;</a>
         </div>
     </div>
 
@@ -247,7 +247,7 @@ <h3>What you get</h3>
 
             <div style="margin-top:24px;">
                 <button class="btn-secondary" onclick="showList()" style="margin-left:0;">Back</button>
-                <a class="view-model-link" href="/editor?template=vote">View Petri Net Model &rarr;</a>
+                <a class="view-model-link" id="view-model-link" href="/editor?template=vote">View Petri Net Model &rarr;</a>
             </div>
         </div>
     </div>
@@ -265,7 +265,7 @@ <h3>Nullifiers (public audit log)</h3>
 
             <div style="margin-top:24px;">
                 <button class="btn-secondary" onclick="location.hash=currentPollId" style="margin-left:0;">Back to Poll</button>
-                <a class="view-model-link" href="/editor?template=vote">View Petri Net Model &rarr;</a>
+                <a class="view-model-link" id="view-model-link" href="/editor?template=vote">View Petri Net Model &rarr;</a>
             </div>
         </div>
     </div>

public/poll.js

@@ -181,6 +181,11 @@ async function loadPoll(pollId) {
         document.getElementById('vote-title').textContent = poll.title;
         document.getElementById('vote-desc').textContent = poll.description || '';
 
+        // Update "View Petri Net Model" links to include this poll's ID
+        document.querySelectorAll('#view-model-link').forEach(el => {
+            el.href = `/editor?template=vote&poll=${pollId}`;
+        });
+
         const statusEl = document.getElementById('vote-status');
         statusEl.textContent = poll.status;
         statusEl.className = 'poll-status ' + poll.status;