refactor: move filters.ts to utils directory

Author: Slartibartfass2

src/lib/components/composites/paper-components/paper-view/cards/ReferencesAndCitationsCardContent.svelte

@@ -4,7 +4,7 @@
     import PaperListEntry from "../../PaperListEntry.svelte";
     import PaperListEntrySkeleton from "../../PaperListEntrySkeleton.svelte";
     import type { Paper } from "$lib/model/api/paper";
-    import { filterPapers } from "$lib/filters";
+    import { filterPapers } from "$lib/utils/filters";
 
     export interface ReferencesAndCitationsCardContentProps {
         backwardReferencedPapers: Promise<Paper[]>;

src/lib/components/composites/project-components/CreateProjectDialog.svelte

@@ -15,7 +15,7 @@
     import { backendService } from "$lib/grpc-api";
     import { Nothing } from "$lib/model/api/base";
     import type { User } from "$lib/model/api/user";
-    import { filterUsers } from "$lib/filters";
+    import { filterUsers } from "$lib/utils/filters";
 
     // at the beginning the dialog should not be open
     let open: boolean = $state(false);

src/lib/filters.ts renamed to src/lib/utils/filters.ts

@@ -1,7 +1,7 @@
 import { Fzf, type Selector } from "fzf";
-import type { Paper } from "./model/api/paper";
-import { getName, getNames } from "./utils/common-helper";
-import type { User } from "./model/api/user";
+import type { Paper } from "../model/api/paper";
+import { getName, getNames } from "./common-helper";
+import type { User } from "../model/api/user";
 
 /**
  * Generic filter function using Fzf.