chore: merge avatars service into monorepo

services/avatars/src/init.sql

@@ -0,0 +1,24 @@
+create table if not exists images
+(
+    id                     text primary key,
+    url                    text        not null,
+    original_url           text,
+    original_file_size     int,
+    original_type          text,
+    original_attachment_id bigint,
+    file_size              int         not null,
+    width                  int         not null,
+    height                 int         not null,
+    kind                   text        not null,
+    uploaded_at            timestamptz not null,
+    uploaded_by_account    bigint
+);
+
+create index if not exists images_original_url_idx on images (original_url);
+create index if not exists images_original_attachment_id_idx on images (original_attachment_id);
+create index if not exists images_uploaded_by_account_idx on images (uploaded_by_account);
+
+create table if not exists image_queue (itemid serial primary key, url text not null, kind text not null);
+
+alter table images add column if not exists uploaded_by_system uuid;
+alter table images add column if not exists content_type text default 'image/webp';