Add settings page for managing forecasting API key and URL via UI

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

frontend/node_modules/lucide-react/dist/esm/icons/tram-front.js

@@ -0,0 +1,21 @@
+/**
+ * @license lucide-react v0.468.0 - ISC
+ *
+ * This source code is licensed under the ISC license.
+ * See the LICENSE file in the root directory of this source tree.
+ */
+
+import createLucideIcon from '../createLucideIcon.js';
+
+const TramFront = createLucideIcon("TramFront", [
+  ["rect", { width: "16", height: "16", x: "4", y: "3", rx: "2", key: "1wxw4b" }],
+  ["path", { d: "M4 11h16", key: "mpoxn0" }],
+  ["path", { d: "M12 3v8", key: "1h2ygw" }],
+  ["path", { d: "m8 19-2 3", key: "13i0xs" }],
+  ["path", { d: "m18 22-2-3", key: "1p0ohu" }],
+  ["path", { d: "M8 15h.01", key: "a7atzg" }],
+  ["path", { d: "M16 15h.01", key: "rnfrdf" }]
+]);
+
+export { TramFront as default };
+//# sourceMappingURL=tram-front.js.map