feat: localization (#196)

* Started adding locale translations :)

* Added some more translations

* Working on translating even more pages

* More translations

* Added test default locale retrieval

* replace `intl.formatMessage` with custom `t` hook

* add more translations

* improve title syntax

* add more translations

* translate admin config page

* translated error messages

* add language selecter

* minor fixes

* improve language handling

* add upcoming languages

* add `crowdin.yml`

* run formatter

---------

Co-authored-by: Steve Tautonico <stautonico@gmail.com>

frontend/src/components/upload/FileList.tsx

@@ -4,6 +4,7 @@ import { TbTrash } from "react-icons/tb";
 import { FileUpload } from "../../types/File.type";
 import { byteToHumanSizeString } from "../../utils/fileSize.util";
 import UploadProgressIndicator from "./UploadProgressIndicator";
+import { FormattedMessage } from "react-intl";
 
 const FileList = ({
   files,
@@ -41,8 +42,12 @@ const FileList = ({
     <Table>
       <thead>
         <tr>
-          <th>Name</th>
-          <th>Size</th>
+          <th>
+            <FormattedMessage id="upload.filelist.name" />
+          </th>
+          <th>
+            <FormattedMessage id="upload.filelist.size" />
+          </th>
           <th></th>
         </tr>
       </thead>