From 830908d132fa303d7b42ee1b9775eee88eb22017 Mon Sep 17 00:00:00 2001
From: Andrej Spielmann <andrej@mac.fritz.box>
Date: Thu, 26 Mar 2026 14:52:46 +0100
Subject: [PATCH] feat(pwa): add icon generator script with sharp

---
 frontend/generate-icons.js | 21 +++++++++++++++++++++
 frontend/package-lock.json |  5 +----
 frontend/package.json      |  1 +
 3 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/frontend/generate-icons.js b/frontend/generate-icons.js
index e69de29..99dfd92 100644
--- a/frontend/generate-icons.js
+++ b/frontend/generate-icons.js
@@ -0,0 +1,21 @@
+const sharp = require('sharp');
+const fs = require('fs');
+const path = require('path');
+
+const svgPath = path.join(__dirname, 'public/icon-192.svg');
+if (!fs.existsSync(svgPath)) {
+  console.error('SVG template not found at', svgPath);
+  process.exit(1);
+}
+const svgBuffer = fs.readFileSync(svgPath);
+
+Promise.all([
+  sharp(svgBuffer).resize(192, 192).png().toFile(path.join(__dirname, 'public/icon-192.png')),
+  sharp(svgBuffer).resize(512, 512).png().toFile(path.join(__dirname, 'public/icon-512.png')),
+  sharp(svgBuffer).resize(180, 180).png().toFile(path.join(__dirname, 'public/apple-touch-icon.png')),
+  sharp(svgBuffer).resize(384, 384).extend({ top: 64, bottom: 64, left: 64, right: 64, background: { r: 27, g: 26, b: 85, alpha: 1 } }).png().toFile(path.join(__dirname, 'public/icon-maskable.png'))
+]).then(() => {
+  console.log('Icons created successfully');
+}).catch((err) => {
+  console.error('Icon generation failed:', err);
+});
diff --git a/frontend/package-lock.json b/frontend/package-lock.json
index 0ce3a02..5e62f84 100644
--- a/frontend/package-lock.json
+++ b/frontend/package-lock.json
@@ -23,6 +23,7 @@
         "react-big-calendar": "^1.19.4",
         "react-dom": "19.2.4",
         "shadcn": "^4.1.0",
+        "sharp": "^0.34.5",
         "sonner": "^2.0.7",
         "tailwind-merge": "^3.5.0",
         "tw-animate-css": "^1.4.0",
@@ -1055,7 +1056,6 @@
       "resolved": "https://registry.npmjs.org/@img/colour/-/colour-1.1.0.tgz",
       "integrity": "sha512-Td76q7j57o/tLVdgS746cYARfSyxk8iEfRxewL9h4OMzYhbW4TAcppl0mT4eyqXddh6L/jwoM75mo7ixa/pCeQ==",
       "license": "MIT",
-      "optional": true,
       "engines": {
         "node": ">=18"
       }
@@ -4192,7 +4192,6 @@
       "version": "2.1.2",
       "resolved": "https://registry.npmjs.org/detect-libc/-/detect-libc-2.1.2.tgz",
       "integrity": "sha512-Btj2BOOO83o3WyH59e8MgXsxEQVcarkUOpEYrubB0urwnN10yQ364rsiByU11nZlqWYZm05i/of7io4mzihBtQ==",
-      "devOptional": true,
       "license": "Apache-2.0",
       "engines": {
         "node": ">=8"
@@ -8787,7 +8786,6 @@
       "integrity": "sha512-Ou9I5Ft9WNcCbXrU9cMgPBcCK8LiwLqcbywW3t4oDV37n1pzpuNLsYiAV8eODnjbtQlSDwZ2cUEeQz4E54Hltg==",
       "hasInstallScript": true,
       "license": "Apache-2.0",
-      "optional": true,
       "dependencies": {
         "@img/colour": "^1.0.0",
         "detect-libc": "^2.1.2",
@@ -8831,7 +8829,6 @@
       "resolved": "https://registry.npmjs.org/semver/-/semver-7.7.4.tgz",
       "integrity": "sha512-vFKC2IEtQnVhpT78h1Yp8wzwrf8CM+MzKMHGJZfBtzhZNycRFnXsHk6E5TxIkkMsgNS7mdX3AGB7x2QM2di4lA==",
       "license": "ISC",
-      "optional": true,
       "bin": {
         "semver": "bin/semver.js"
       },
diff --git a/frontend/package.json b/frontend/package.json
index 3204923..0a9f3d6 100644
--- a/frontend/package.json
+++ b/frontend/package.json
@@ -24,6 +24,7 @@
     "react-big-calendar": "^1.19.4",
     "react-dom": "19.2.4",
     "shadcn": "^4.1.0",
+    "sharp": "^0.34.5",
     "sonner": "^2.0.7",
     "tailwind-merge": "^3.5.0",
     "tw-animate-css": "^1.4.0",