Feature/manga migration (#536)

* Add "migration" tab to "Browse" screen

* Add missing useEffect cleanup for navbar title and actions

* Make "SourceGridLayout" reusable

* Add migration tab to "Browse"

* Add migration logic

src/components/MigrationCard.tsx

@@ -0,0 +1,60 @@
+/*
+ * Copyright (C) Contributors to the Suwayomi project
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at https://mozilla.org/MPL/2.0/.
+ */
+
+import Card from '@mui/material/Card';
+import CardContent from '@mui/material/CardContent';
+import { Box, CardActionArea, Chip } from '@mui/material';
+import Avatar from '@mui/material/Avatar';
+import Typography from '@mui/material/Typography';
+import { Link } from 'react-router-dom';
+import { requestManager } from '@/lib/requests/RequestManager.ts';
+import { GetMigratableSourcesQuery } from '@/lib/graphql/generated/graphql.ts';
+import { translateExtensionLanguage } from '@/screens/util/Extensions.ts';
+
+export type TMigratableSource = NonNullable<GetMigratableSourcesQuery['mangas']['nodes'][number]['source']> & {
+    mangaCount: number;
+};
+
+// TODO - cleanup source/extension components
+export const MigrationCard = ({ id, name, lang, iconUrl, mangaCount }: TMigratableSource) => (
+    <Card>
+        <CardActionArea component={Link} to={`/migrate/source/${id}/`}>
+            <CardContent
+                sx={{
+                    display: 'flex',
+                    justifyContent: 'space-between',
+                    alignItems: 'center',
+                    p: 2,
+                }}
+            >
+                <Box sx={{ display: 'flex' }}>
+                    <Avatar
+                        variant="rounded"
+                        sx={{
+                            width: 56,
+                            height: 56,
+                            flex: '0 0 auto',
+                            mr: 2,
+                        }}
+                        alt={name}
+                        src={requestManager.getValidImgUrlFor(iconUrl)}
+                    />
+                    <Box sx={{ display: 'flex', flexDirection: 'column' }}>
+                        <Typography variant="h5" component="h2">
+                            {name}
+                        </Typography>
+                        <Typography variant="caption" display="block">
+                            {translateExtensionLanguage(lang)}
+                        </Typography>
+                    </Box>
+                </Box>
+                <Chip sx={{ borderRadius: '5px' }} size="small" label={mangaCount} />
+            </CardContent>
+        </CardActionArea>
+    </Card>
+);