fix: unable to list uncategorized posts on the archive page (fix #471)

src/components/ArchivePanel.svelte

@@ -1,7 +1,6 @@
 <script lang="ts">
 import { onMount } from "svelte";
 
-import { UNCATEGORIZED } from "@constants/constants";
 import I18nKey from "../i18n/i18nKey";
 import { i18n } from "../i18n/translation";
 import { getPostUrlBySlug } from "../utils/url-utils";
@@ -13,6 +12,7 @@ export let sortedPosts: Post[] = [];
 const params = new URLSearchParams(window.location.search);
 tags = params.has("tag") ? params.getAll("tag") : [];
 categories = params.has("category") ? params.getAll("category") : [];
+const uncategorized = params.get("uncategorized");
 
 interface Post {
 	slug: string;
@@ -54,12 +54,14 @@ onMount(async () => {
 
 	if (categories.length > 0) {
 		filteredPosts = filteredPosts.filter(
-			(post) =>
-				(post.data.category && categories.includes(post.data.category)) ||
-				(!post.data.category && categories.includes(UNCATEGORIZED)),
+			(post) => post.data.category && categories.includes(post.data.category),
 		);
 	}
 
+	if (uncategorized) {
+		filteredPosts = filteredPosts.filter((post) => !post.data.category);
+	}
+
 	const grouped = filteredPosts.reduce(
 		(acc, post) => {
 			const year = post.data.published.getFullYear();