fix: Add task numbers to mobile task index

- Extract task number from title (#XX pattern) or Task ID field
- Display task number in gold before title
- Clean up redundant 'Task #XX:' from displayed title
- Sort by priority, then task number, then title

Chronicler #69

_data/tasks.js

@@ -91,11 +91,27 @@ module.exports = async function() {
             
             // Extract title from first H1
             const titleMatch = content.match(/^#\s+(.+)$/m);
-            const title = titleMatch ? titleMatch[1] : dir.name;
+            let title = titleMatch ? titleMatch[1] : dir.name;
+            
+            // Extract task number from title (e.g., "Task #87:" or "# Task #87")
+            let taskNumber = null;
+            const taskNumMatch = title.match(/#(\d+)/);
+            if (taskNumMatch) {
+              taskNumber = taskNumMatch[1];
+            } else {
+              // Try to find task number in content
+              const contentNumMatch = content.match(/\*\*Task ID:\*\*\s*#?(\d+)/i) ||
+                                      content.match(/Task #(\d+)/i) ||
+                                      content.match(/\*\*Task ID:\*\*\s*FFG-TASK-(\d+)/i);
+              if (contentNumMatch) {
+                taskNumber = contentNumMatch[1];
+              }
+            }
             
             tasks.push({
               slug: dir.name,
               title: title,
+              taskNumber: taskNumber,
               status: frontmatter.status || 'open',
               priority: frontmatter.priority || 'P3',
               owner: frontmatter.owner || 'Michael',
@@ -109,11 +125,18 @@ module.exports = async function() {
       }
     }
     
-    // Sort by priority (P1 first) then by title
+    // Sort by priority (P1 first) then by task number (if available) then by title
     tasks.sort((a, b) => {
       if (a.priority !== b.priority) {
         return a.priority.localeCompare(b.priority);
       }
+      // Sort by task number if both have one
+      if (a.taskNumber && b.taskNumber) {
+        return parseInt(a.taskNumber) - parseInt(b.taskNumber);
+      }
+      // Tasks with numbers come before those without
+      if (a.taskNumber && !b.taskNumber) return -1;
+      if (!a.taskNumber && b.taskNumber) return 1;
       return a.title.localeCompare(b.title);
     });
     
@@ -122,7 +145,6 @@ module.exports = async function() {
     
   } catch (err) {
     console.error('[11ty] Error fetching tasks:', err.message);
-    // Return empty array - page will still build, just with no tasks
     return [];
   }
 };