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build_prod.go
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/
build_prod.go
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//go:build !dev
// +build !dev
package main
import (
"embed"
"fmt"
"io/fs"
"log"
"net/http"
"os"
"strings"
"github.com/gofiber/fiber/v2"
"github.com/gofiber/fiber/v2/middleware/filesystem"
)
//go:embed dist/*
var dist embed.FS
func build() fiber.Handler {
dist, err := fs.Sub(dist, "dist")
if err != nil {
log.Fatalf("Failed to get sub filesystem: %v", err)
}
fileServer := filesystem.New(filesystem.Config{
Root: http.FS(dist),
Browse: true,
})
return func(c *fiber.Ctx) error {
path := strings.TrimPrefix(c.Path(), "/")
_, err := fs.Stat(dist, path)
if os.IsNotExist(err) {
// If the requested file doesn't exist, serve index.html.
// These paths will be handled by client-side router.
fmt.Println("serving index.html")
return c.SendFile("dist/index.html")
}
return fileServer(c)
}
}