init backend, added admin page in front

Signed-off-by: Nicolas Froger <nicolas@kektus.xyz>

summer2024-frontend/src/components/ui/alert/index.js

@@ -0,0 +1,21 @@
+import { cva } from "class-variance-authority";
+
+export { default as Alert } from "./Alert.vue";
+export { default as AlertTitle } from "./AlertTitle.vue";
+export { default as AlertDescription } from "./AlertDescription.vue";
+
+export const alertVariants = cva(
+  "relative w-full rounded-lg border p-4 [&>svg~*]:pl-7 [&>svg+div]:translate-y-[-3px] [&>svg]:absolute [&>svg]:left-4 [&>svg]:top-4 [&>svg]:text-foreground",
+  {
+    variants: {
+      variant: {
+        default: "bg-background text-foreground",
+        destructive:
+          "border-destructive/50 text-destructive dark:border-destructive [&>svg]:text-destructive",
+      },
+    },
+    defaultVariants: {
+      variant: "default",
+    },
+  },
+);