feat: build licensed desktop image processor

scripts/build-icon.cjs

@@ -0,0 +1,16 @@
+const fs = require('node:fs/promises')
+const path = require('node:path')
+const sharp = require('sharp')
+
+async function main() {
+  const source = path.resolve(__dirname, '../build/icon.svg')
+  const output = path.resolve(__dirname, '../build/icon.png')
+  await fs.mkdir(path.dirname(output), { recursive: true })
+  await sharp(source).resize(512, 512).png().toFile(output)
+  process.stdout.write(`icon=${output}\n`)
+}
+
+main().catch((error) => {
+  console.error(error)
+  process.exitCode = 1
+})

scripts/clean-electron.cjs

@@ -0,0 +1,5 @@
+const fs = require('node:fs')
+const path = require('node:path')
+
+// 编译前只清理可再生的 Electron 输出，避免旧测试产物被误打进安装包。
+fs.rmSync(path.resolve(__dirname, '../dist-electron'), { recursive: true, force: true })