[Migration] NPM (#1266)

* chore: add npm + vite for progressive enhancement

* fix: update Dockerfile to copy only the dist folder contents

* fix: update Dockerfile to use multi-stage build for optimized production image

* fix: correct nginx config file copy command in Dockerfile

* chore: add netlify configuration for build and redirects

* fix: add NODE_VERSION to environment in Netlify configuration

* remove wrong dist folder

* Update package.json

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* chore: split public and src

* migrating all util files from js to ts

* feat: Implement HeightmapGenerator and Voronoi module

- Added HeightmapGenerator class for generating heightmaps with various tools (Hill, Pit, Range, Trough, Strait, etc.).
- Introduced Voronoi class for creating Voronoi diagrams using Delaunator.
- Updated index.html to include new modules.
- Created index.ts to manage module imports.
- Enhanced arrayUtils and graphUtils with type definitions and improved functionality.
- Added utility functions for generating grids and calculating Voronoi cells.

* chore: add GitHub Actions workflow for deploying to GitHub Pages

* fix: update branch name in GitHub Actions workflow from 'main' to 'master'

* chore: update package.json to specify Node.js engine version and remove unused launch.json

* Initial plan

* Update copilot guidelines to reflect NPM/Vite/TypeScript migration

Co-authored-by: Azgaar <26469650+Azgaar@users.noreply.github.com>

* Update src/modules/heightmap-generator.ts

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Update src/utils/graphUtils.ts

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Update src/modules/heightmap-generator.ts

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* feat: Add TIME and ERROR variables to global scope in HeightmapGenerator

* fix: Update base path in vite.config.ts for Netlify deployment

* fix: Update Node.js version in Dockerfile to 24-alpine

---------

Co-authored-by: Marc Emmanuel <marc.emmanuel@tado.com>
Co-authored-by: Marc Emmanuel <marcwissler@gmail.com>
Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>
Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: Azgaar <26469650+Azgaar@users.noreply.github.com>

src/utils/unitUtils.ts

@@ -0,0 +1,57 @@
+import { rn } from "./numberUtils";
+
+type TemperatureScale = "°C" | "°F" | "K" | "°R" | "°De" | "°N" | "°Ré" | "°Rø";
+/**
+ * Convert temperature from Celsius to other scales
+ * @param {number} temperatureInCelsius - Temperature in Celsius
+ * @param {string} targetScale - Target temperature scale
+ * @returns {string} - Converted temperature with unit
+ */
+export const convertTemperature = (temperatureInCelsius: number, targetScale: TemperatureScale = "°C") => {
+  const temperatureConversionMap: {[key: string]: (temp: number) => string} = {
+    "°C": (temp: number) => rn(temp) + "°C",
+    "°F": (temp: number) => rn((temp * 9) / 5 + 32) + "°F",
+    K: (temp: number) => rn(temp + 273.15) + "K",
+    "°R": (temp: number) => rn(((temp + 273.15) * 9) / 5) + "°R",
+    "°De": (temp: number) => rn(((100 - temp) * 3) / 2) + "°De",
+    "°N": (temp: number) => rn((temp * 33) / 100) + "°N",
+    "°Ré": (temp: number) => rn((temp * 4) / 5) + "°Ré",
+    "°Rø": (temp: number) => rn((temp * 21) / 40 + 7.5) + "°Rø"
+  };
+  return temperatureConversionMap[targetScale](temperatureInCelsius);
+}
+
+/**
+ * Convert number to short string with SI postfix
+ * @param {number} n - The number to convert
+ * @returns {string} - The converted string
+ */
+export const si = (n: number): string => {
+  if (n >= 1e9) return rn(n / 1e9, 1) + "B";
+  if (n >= 1e8) return rn(n / 1e6) + "M";
+  if (n >= 1e6) return rn(n / 1e6, 1) + "M";
+  if (n >= 1e4) return rn(n / 1e3) + "K";
+  if (n >= 1e3) return rn(n / 1e3, 1) + "K";
+  return rn(n).toString();
+}
+
+/**
+ * Convert string with SI postfix to integer
+ * @param {string} value - The string to convert
+ * @returns {number} - The converted integer
+ */
+export const getIntegerFromSI = (value: string): number => {
+  const metric = value.slice(-1);
+  if (metric === "K") return parseInt(value.slice(0, -1)) * 1e3;
+  if (metric === "M") return parseInt(value.slice(0, -1)) * 1e6;
+  if (metric === "B") return parseInt(value.slice(0, -1)) * 1e9;
+  return parseInt(value);
+}
+
+declare global {
+  interface Window {
+    convertTemperature: typeof convertTemperature;
+    si: typeof si;
+    getInteger: typeof getIntegerFromSI;
+  }
+}