when use upx，

[copkg]

release failed after 31.59s error=failed to build for linux_386: # github.com/dobyte/tencent-im/internal/sign
github.com\dobyte\tencent-im@v0.1.0\internal\sign\sign.go:68:30: constant 4278190080 overflows int

[dobyte]

BUG已修复