619 restructure local storage (#628)

* To MMKV migration working

* POC migrated font size settings

* Moved settings to mmkv

* Fix typos

* Migrated contexts slice

* Migrated app slice

* POC instance emoji update

* Migrated drafts

* Migrated simple instance properties

* All migrated!

* Re-structure files

* Tolerant of undefined settings

* Can properly logging in and out including empty state

src/@types/mastodon.d.ts

@@ -264,14 +264,6 @@ declare namespace Mastodon {
   }
 
   type Filter<T extends 'v1' | 'v2'> = T extends 'v2' ? Filter_V2 : Filter_V1
-  type Filter_V1 = {
-    id: string
-    phrase: string
-    context: ('home' | 'notifications' | 'public' | 'thread' | 'account')[]
-    expires_at?: string
-    irreversible: boolean
-    whole_word: boolean
-  }
   type Filter_V2 = {
     id: string
     title: string
@@ -281,6 +273,14 @@ declare namespace Mastodon {
     keywords: FilterKeyword[]
     statuses: FilterStatus[]
   }
+  type Filter_V1 = {
+    id: string
+    phrase: string
+    context: ('home' | 'notifications' | 'public' | 'thread' | 'account')[]
+    expires_at?: string
+    irreversible: boolean
+    whole_word: boolean
+  }
 
   type FilterKeyword = { id: string; keyword: string; whole_word: boolean }
 
@@ -298,7 +298,45 @@ declare namespace Mastodon {
     replies_policy: 'none' | 'list' | 'followed'
   }
 
-  type Instance = {
+  type Instance<T extends 'v1' | 'v2'> = T extends 'v2' ? Instance_V2 : Instance_V1
+  type Instance_V2 = {
+    domain: string
+    title: string
+    version: string
+    source_url: string
+    description: string
+    usage: { users: { active_month: number } }
+    thumbnail: { url: string; blurhash?: string; versions?: { '@1x'?: string; '@2x'?: string } }
+    languages: string[]
+    configuration: {
+      urls: { streaming_api: string }
+      accounts: { max_featured_tags: number }
+      statuses: {
+        max_characters: number
+        max_media_attachments: number
+        characters_reserved_per_url: number
+      }
+      media_attachments: {
+        supported_mime_types: string[]
+        image_size_limit: number
+        image_matrix_limit: number
+        video_size_limit: number
+        video_frame_rate_limit: number
+        video_matrix_limit: number
+      }
+      polls: {
+        max_options: number
+        max_characters_per_option: number
+        min_expiration: number
+        max_expiration: number
+      }
+      translation: { enabled: boolean }
+      registrations: { enabled: boolean; approval_required: boolean; message?: string }
+      contact: { email: string; account: Account }
+      rules: Rule[]
+    }
+  }
+  type Instance_V1 = {
     // Base
     uri: string
     title: string