implement/init e2e tests (#135)

* init e2e

* updated/moved vitest, finished merge

* fix bun picking up e2e tests

* e2e: overwrite webserver config with env

* e2e: added adapter configs

* e2e: replaced image

app/vitest.config.ts

@@ -0,0 +1,18 @@
+import { defineConfig } from "vitest/config";
+import react from "@vitejs/plugin-react";
+import tsconfigPaths from "vite-tsconfig-paths";
+
+export default defineConfig({
+   plugins: [react(), tsconfigPaths()],
+   test: {
+      globals: true,
+      environment: "jsdom",
+      setupFiles: ["./__test__/vitest/setup.ts"],
+      include: ["**/*.vi-test.ts"],
+      coverage: {
+         provider: "v8",
+         reporter: ["text", "json", "html"],
+         exclude: ["node_modules/", "**/*.d.ts", "**/*.test.ts", "**/*.config.ts"],
+      },
+   },
+});