feat: add user management features with CRUD operations and password policies

- Implemented PATCH and DELETE endpoints for bug reports.
- Created user management page with user creation, display name update, password reset, and user deletion functionalities.
- Added password validation and hashing for user creation and password reset.
- Integrated dialogs for user actions (create, update, reset password, delete).
- Configured SvelteKit with Node adapter and Vite for build process.
- Set up Tailwind CSS for styling.

src/lib/components/ui/select/select-group-heading.svelte

@@ -0,0 +1,21 @@
+<script lang="ts">
+	import { Select as SelectPrimitive } from "bits-ui";
+	import { cn } from "$lib/utils.js";
+	import type { ComponentProps } from "svelte";
+
+	let {
+		ref = $bindable(null),
+		class: className,
+		children,
+		...restProps
+	}: ComponentProps<typeof SelectPrimitive.GroupHeading> = $props();
+</script>
+
+<SelectPrimitive.GroupHeading
+	bind:ref
+	data-slot="select-group-heading"
+	class={cn("text-muted-foreground px-2 py-1.5 text-xs", className)}
+	{...restProps}
+>
+	{@render children?.()}
+</SelectPrimitive.GroupHeading>