viewer: migrate to vue 3, general refactoring and cleanup

Non-exhaustive list of fixes and improvements done at the same time:

- html default background to grey (avoids white flash during init)
- unified links behavior
- added more theme variables
- removed the flex-expand transition (it wasn't working) and replaced it
  with a slide
- fixed LdLoading not centered on the content
- title on removable tags
- fixed an issue with encoded URI from vue-router
- unified Item resource URLs
- removed the iframe for PlainTextViewer (it wasn't working properly)
  and replaced it with a pre
- fixed clear and search buttons tabindex
- fixed the information panel bumping up during the fade animation of
  tag's dropdown
- fixed some focus outlines not appearing correctly
- moved CSS variables to the :root context
- Code cleaning

GitHub: closes #217
GitHub: closes #300
GitHub: closes #297
GitHub: closes #105
GitHub: closes #267
GitHub: closes #275
GitHub: closes #228
GitHub: closes #215
GitHub: closes #112

1 files changed, 0 insertions, 125 deletions

diff --git a/viewer/src/@types/gallery.d.ts b/viewer/src/@types/gallery.d.ts
deleted file mode 100644
index 0b4cfc4..0000000
--- a/viewer/src/@types/gallery.d.ts
+++ /dev/null
@@ -1,125 +0,0 @@
-/* ldgallery - A static generator which turns a collection of tagged
---             pictures into a searchable web gallery.
---
--- Copyright (C) 2019-2020  Guillaume FOUET
---
--- This program is free software: you can redistribute it and/or modify
--- it under the terms of the GNU Affero General Public License as
--- published by the Free Software Foundation, either version 3 of the
--- License, or (at your option) any later version.
---
--- This program is distributed in the hope that it will be useful,
--- but WITHOUT ANY WARRANTY; without even the implied warranty of
--- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
--- GNU Affero General Public License for more details.
---
--- You should have received a copy of the GNU Affero General Public License
--- along with this program.  If not, see <https://www.gnu.org/licenses/>.
-*/
-
-import { ItemType } from "./ItemType";
-import { SplashScreenConfig } from "./splashscreen";
-
-export type ItemSortStr = "title_asc" | "date_asc" | "date_desc";
-
-export interface Config {
-  galleryRoot: string;
-  galleryIndex?: string;
-  initialItemSort?: ItemSortStr;
-  initialTagDisplayLimit?: number;
-  splashScreen?: SplashScreenConfig;
-}
-
-export interface Properties {
-  galleryTitle: string;
-  tagCategories: RawTag[];
-}
-export interface Index {
-  properties: Properties;
-  tree: DirectoryItem;
-}
-
-export interface OtherItem extends Item {
-  properties: OtherProperties;
-}
-export interface PictureItem extends Item {
-  properties: PictureProperties;
-}
-export interface PlainTextItem extends Item {
-  properties: PlainTextProperties;
-}
-export interface MarkdownItem extends Item {
-  properties: MarkdownProperties;
-}
-export interface PDFItem extends Item {
-  properties: PDFProperties;
-}
-export interface VideoItem extends Item {
-  properties: VideoProperties;
-}
-export interface AudioItem extends Item {
-  properties: AudioProperties;
-}
-export interface DirectoryItem extends Item {
-  properties: DirectoryProperties;
-}
-export interface Item {
-  title: string;
-  datetime: string;
-  description: string;
-  tags: RawTag[];
-  path: string;
-  thumbnail?: Thumbnail;
-  properties:
-    | OtherProperties
-    | PictureProperties
-    | PlainTextProperties
-    | MarkdownProperties
-    | PDFProperties
-    | VideoProperties
-    | AudioProperties
-    | DirectoryProperties;
-}
-export interface Resolution {
-  width: number;
-  height: number;
-}
-export interface OtherProperties {
-  type: ItemType.OTHER;
-  resource: string;
-}
-export interface PictureProperties {
-  type: ItemType.PICTURE;
-  resource: string;
-  resolution: Resolution;
-}
-export interface PlainTextProperties {
-  type: ItemType.PLAINTEXT;
-  resource: string;
-}
-export interface MarkdownProperties {
-  type: ItemType.MARKDOWN;
-  resource: string;
-}
-export interface PDFProperties {
-  type: ItemType.PDF;
-  resource: string;
-}
-export interface VideoProperties {
-  type: ItemType.VIDEO;
-  resource: string;
-}
-export interface AudioProperties {
-  type: ItemType.AUDIO;
-  resource: string;
-}
-export interface DirectoryProperties {
-  type: ItemType.DIRECTORY;
-  items: Item[];
-}
-
-export interface Thumbnail {
-  resource: string;
-  resolution: Resolution;
-}
-export type RawTag = string;