Host QR codes locally

src/web/routes/qr.js

@@ -0,0 +1,19 @@
+// @ts-check
+
+const {z} = require("zod")
+const {defineEventHandler, getValidatedQuery} = require("h3")
+
+const {as} = require("../../passthrough")
+
+const uqr = require("uqr")
+
+const schema = {
+	qr: z.object({
+		data: z.string().max(128)
+	})
+}
+
+as.router.get("/qr", defineEventHandler(async event => {
+	const {data} = await getValidatedQuery(event, schema.qr.parse)
+	return new Response(uqr.renderSVG(data, {pixelSize: 3}), {headers: {"content-type": "image/svg+xml"}})
+}))