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/ajv/dist/vocabularies/jtd/union.js

@@ -0,0 +1,12 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+const code_1 = require("../code");
+const def = {
+    keyword: "union",
+    schemaType: "array",
+    trackErrors: true,
+    code: code_1.validateUnion,
+    error: { message: "must match a schema in union" },
+};
+exports.default = def;
+//# sourceMappingURL=union.js.map