downgrade copier to fix bug

go.mod

@@ -15,7 +15,7 @@ require (
 	github.com/golang/protobuf v1.4.3 // indirect
 	github.com/ip2location/ip2location-go v8.3.0+incompatible
 	github.com/jessevdk/go-flags v1.4.0
-	github.com/jinzhu/copier v0.2.3
+	github.com/jinzhu/copier v0.1.0
 	github.com/jmoiron/sqlx v1.3.1
 	github.com/klauspost/compress v1.11.7 // indirect
 	github.com/lestrrat-go/backoff/v2 v2.0.7 // indirect

go.sum

@@ -127,8 +127,8 @@ github.com/ip2location/ip2location-go v8.3.0+incompatible h1:QwUE+FlSbo6bjOWZpv2
 github.com/ip2location/ip2location-go v8.3.0+incompatible/go.mod h1:3JUY1TBjTx1GdA7oRT7Zeqfc0bg3lMMuU5lXmzdpuME=
 github.com/jessevdk/go-flags v1.4.0 h1:4IU2WS7AumrZ/40jfhf4QVDMsQwqA7VEHozFRrGARJA=
 github.com/jessevdk/go-flags v1.4.0/go.mod h1:4FA24M0QyGHXBuZZK/XkWh8h0e1EYbRYJSGM75WSRxI=
-github.com/jinzhu/copier v0.2.3 h1:Oe09ju+9qft7TffZ7l/04AB2f8u1+V4ZMxmp/nnqeOs=
-github.com/jinzhu/copier v0.2.3/go.mod h1:24xnZezI2Yqac9J61UC6/dG/k76ttpq0DdJI3QmUvro=
+github.com/jinzhu/copier v0.1.0 h1:Vh8xALtH3rrKGB/XIRe5d0yCTHPZFauWPLvdpDAbi88=
+github.com/jinzhu/copier v0.1.0/go.mod h1:24xnZezI2Yqac9J61UC6/dG/k76ttpq0DdJI3QmUvro=
 github.com/jmoiron/sqlx v1.3.1 h1:aLN7YINNZ7cYOPK3QC83dbM6KT0NMqVMw961TqrejlE=
 github.com/jmoiron/sqlx v1.3.1/go.mod h1:2BljVx/86SuTyjE+aPYlHCTNvZrnJXghYGpNiXLBMCQ=
 github.com/jstemmer/go-junit-report v0.0.0-20190106144839-af01ea7f8024/go.mod h1:6v2b51hI/fHJwM22ozAgKL4VKDeJcHhJFhtBdhmNjmU=