Chore: embed tzdata for weirdos and newbies (#2890)

Dockerfile

@@ -1,6 +1,6 @@
 FROM --platform=${BUILDPLATFORM} golang:alpine as builder
 
-RUN apk add --no-cache make git ca-certificates tzdata && \
+RUN apk add --no-cache make git ca-certificates && \
     wget -O /Country.mmdb https://github.com/Dreamacro/maxmind-geoip/releases/latest/download/Country.mmdb
 WORKDIR /workdir
 COPY --from=tonistiigi/xx:golang / /
@@ -15,7 +15,6 @@ RUN --mount=target=. \
 FROM alpine:latest
 LABEL org.opencontainers.image.source="https://github.com/Dreamacro/clash"
 
-COPY --from=builder /usr/share/zoneinfo /usr/share/zoneinfo
 COPY --from=builder /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/
 COPY --from=builder /Country.mmdb /root/.config/clash/
 COPY --from=builder /clash /

main.go

@@ -8,6 +8,7 @@ import (
 	"path/filepath"
 	"runtime"
 	"syscall"
+	_ "time/tzdata"
 
 	"github.com/Dreamacro/clash/config"
 	C "github.com/Dreamacro/clash/constant"