types: add types for database abstration layer (#10762)

* types: add types for database abstration layer

Signed-off-by: steve <29133953+stevefan1999-personal@users.noreply.github.com>

* types: fix more type dependent return value cases

Signed-off-by: steve <29133953+stevefan1999-personal@users.noreply.github.com>

* types: make INodeBBDatabaseBackend implement the five major interface set

Signed-off-by: steve <29133953+stevefan1999-personal@users.noreply.github.com>

* update types

* update type names

* add reverse for options in processSortedSet

* add getSortedSetMembersWithScores and getSortedSetsMembersWithScores

---------

Signed-off-by: steve <29133953+stevefan1999-personal@users.noreply.github.com>

types/database/string.d.ts

@@ -0,0 +1,35 @@
+import { ObjectType, RedisStyleMatchString } from './index'
+
+export interface Item {
+  delete(key: string): Promise<void>
+
+  deleteAll(keys: string[]): Promise<void>
+
+  exists(key: string): Promise<boolean>
+
+  exists(key: string[]): Promise<boolean[]>
+
+  expire(key: string, seconds: number): Promise<void>
+
+  expireAt(key: string, timestampInSeconds: number): Promise<void>
+
+  get(key: string): Promise<string | null>
+
+  increment(key: string): Promise<number>
+
+  pexpire(key: string, ms: number): Promise<void>
+
+  pexpireAt(key: string, timestampInMs: number): Promise<void>
+
+  pttl(key: string): Promise<number>
+
+  rename(oldkey: string, newkey: string): Promise<void>
+
+  scan(params: { match: RedisStyleMatchString }): Promise<string[]>
+
+  set(key: string, value: string): Promise<void>
+
+  ttl(key: string): Promise<number>
+
+  type(key: string): Promise<ObjectType | null>
+}