adding double-click edit for issues on web

pkg/web/assets/js/issue-list-dblclick.js

@@ -0,0 +1,19 @@
+/**
+ * Open edit-issue modal when double-clicking a row in the issue list (list view).
+ * Uses event delegation and preventDefault so double-click doesn't select text.
+ */
+(function () {
+  document.addEventListener("dblclick", function (e) {
+    var row = e.target.closest("tr[data-issue-id]");
+    if (!row) return;
+    e.preventDefault();
+    var id = row.getAttribute("data-issue-id");
+    if (!id) return;
+    if (typeof htmx !== "undefined") {
+      htmx.ajax("GET", "/issues/" + id + "/edit", {
+        target: "#modal-container",
+        swap: "innerHTML",
+      });
+    }
+  });
+})();