Allow editing of individual sections

assets/sections.js

@@ -0,0 +1,16 @@
+(function () {
+    var content = document.querySelector('.content');
+    if (!content) return;
+    var headings = content.querySelectorAll('h1, h2, h3, h4, h5, h6');
+    if (!headings.length) return;
+
+    // Section 0 is pre-heading content, editable via full-page edit.
+    // Sections 1..N each start at a heading; that is the index sent to the server.
+    headings.forEach(function (h, i) {
+        var a = document.createElement('a');
+        a.href = '?edit&section=' + (i + 1);
+        a.className = 'btn btn-small section-edit';
+        a.textContent = 'edit';
+        h.appendChild(a);
+    });
+}());