fix LB Phone migration and German locale

frontend/src/lbPhoneMigration.contract.test.ts

@@ -0,0 +1,53 @@
+import { readFileSync } from 'node:fs'
+
+import { describe, expect, it } from 'vitest'
+
+const migration = readFileSync(
+  new URL(
+    '../../sky_phone/source/server/lb_phone_migration.lua',
+    import.meta.url,
+  ),
+  'utf8',
+)
+const config = readFileSync(
+  new URL('../../sky_phone/config/config.lua', import.meta.url),
+  'utf8',
+)
+
+describe('LB Phone social migration contract', () => {
+  it('reruns the repaired social domains and maps active LB profiles to Sky accounts', () => {
+    expect(migration).toMatch(
+      /local domain_versions = \{[\s\S]*?picstagram = 2,[\s\S]*?flipTok = 2,[\s\S]*?feather = 2,/,
+    )
+    expect(migration).toContain(
+      'local function prepare_social_profile_accounts',
+    )
+    expect(migration).toContain('preferred_entry_by_owner')
+    expect(migration).toContain('owner.`account_id`')
+    expect(migration).toContain(
+      'move_profile(existing, preferred_entry, owner_account_id)',
+    )
+  })
+
+  it('refreshes device sessions when the active LB account changed', () => {
+    expect(migration).toMatch(
+      /INSERT INTO `sky_phone_picstagram_sessions`[\s\S]*?ON DUPLICATE KEY UPDATE `profile_id` = VALUES\(`profile_id`\)/,
+    )
+    expect(migration).toMatch(
+      /INSERT INTO `sky_phone_fliptok_sessions`[\s\S]*?ON DUPLICATE KEY UPDATE `profile_id` = VALUES\(`profile_id`\)/,
+    )
+  })
+
+  it('imports LB Tinder data into the Flare domain', () => {
+    expect(config).toMatch(/Domains = \{[\s\S]*?flare = true,/)
+    expect(migration).toContain('local function run_flare(dry_run)')
+    expect(migration).toContain('source_table("tinder_accounts")')
+    expect(migration).toContain('source_table("tinder_swipes")')
+    expect(migration).toContain('INSERT IGNORE INTO `sky_phone_flare_profiles`')
+    expect(migration).toContain(
+      'INSERT IGNORE INTO `sky_phone_flare_profile_photos`',
+    )
+    expect(migration).toContain('INSERT IGNORE INTO `sky_phone_flare_swipes`')
+    expect(migration).toContain('INSERT IGNORE INTO `sky_phone_flare_matches`')
+  })
+})