Implement more endpoints & overhaul [2/n]

Drop LevelDB and move all the things to SQLite.

Implemented endpoints:
/api <unit, accessoryMaterialAll>
/api <unit, accessoryTab>
/live/continue
/live/partyList
/unit/favoriteAccessory (WIP)
/unit/sale

Signed-off-by: Sean Du <do4suki@gmail.com>

internal/handler/api/challenge/info.go

@@ -1,12 +1,12 @@
 package challenge
 
 import (
-	"honoka-chan/internal/schema/api/challenge"
+	challengeapischema "honoka-chan/internal/schema/api/challenge"
 	"time"
 )
 
 func challengeInfo() (res any, err error) {
-	res = challenge.InfoResp{
+	res = challengeapischema.InfoResp{
 		Result:     []any{},
 		Status:     200,
 		CommandNum: false,