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/recharts/lib/zIndex/DefaultZIndexes.js

@@ -0,0 +1,79 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.DefaultZIndexes = void 0;
+/**
+ * A collection of all default zIndex values used by Recharts.
+ *
+ * You can reuse these, or you can define your own.
+ */
+var DefaultZIndexes = exports.DefaultZIndexes = {
+  /**
+   * CartesianGrid and PolarGrid
+   */
+  grid: -100,
+  /**
+   * Background of Bar and RadialBar.
+   * This is not visible by default but can be enabled by setting background={true} on Bar or RadialBar.
+   */
+  barBackground: -50,
+  /*
+   * other chart elements or custom elements without specific zIndex
+   * render in here, at zIndex 0
+   */
+
+  /**
+   * Area, Pie, Radar, and ReferenceArea
+   */
+  area: 100,
+  /**
+   * Cursor is embedded inside Tooltip and controlled by it.
+   * The Tooltip itself has a separate portal and is not included in the zIndex system;
+   * Cursor is the decoration inside the chart area. CursorRectangle is a rectangle box.
+   * It renders below bar so that in a stacked bar chart the cursor rectangle does not hide the other bars.
+   */
+  cursorRectangle: 200,
+  /**
+   * Bar and RadialBar
+   */
+  bar: 300,
+  /**
+   * Line and ReferenceLine, and ErrorBor
+   */
+  line: 400,
+  /**
+   * XAxis and YAxis and PolarAngleAxis and PolarRadiusAxis ticks and lines and children
+   */
+  axis: 500,
+  /**
+   * Scatter and ReferenceDot,
+   * and Dots of Line and Area and Radar if they have dot=true
+   */
+  scatter: 600,
+  /**
+   * Hovering over a Bar or RadialBar renders a highlight rectangle
+   */
+  activeBar: 1000,
+  /**
+   * Cursor is embedded inside Tooltip and controlled by it.
+   * The Tooltip itself has a separate portal and is not included in the zIndex system;
+   * Cursor is the decoration inside the chart area, usually a cross or a box.
+   * CursorLine is a line cursor rendered in Line, Area, Scatter, Radar charts.
+   * It renders above the Line and Scatter so that it is always visible.
+   * It renders below active dot so that the dot is always visible and shows the current point.
+   * We're also assuming that the active dot is small enough that it does not fully cover the cursor line.
+   *
+   * This also applies to the radial cursor in RadialBarChart.
+   */
+  cursorLine: 1100,
+  /**
+   * Hovering over a Point in Line, Area, Scatter, Radar renders a highlight dot
+   */
+  activeDot: 1200,
+  /**
+   * LabelList and Label, including Axis labels
+   */
+  label: 2000
+};