fn-registry agent
76 lines
1.7 KiB
Go
76 lines
1.7 KiB
Go
package main
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import (
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"context"
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"embed"
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"flag"
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"fmt"
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"io/fs"
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"log"
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"net/http"
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"os"
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"os/signal"
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"path/filepath"
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"syscall"
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"fn-registry/functions/infra"
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)
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//go:embed all:frontend/dist
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var frontendDist embed.FS
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func main() {
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flags := flag.NewFlagSet("kanban", flag.ExitOnError)
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port := flags.Int("port", 8095, "HTTP port")
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dbPath := flags.String("db", "operations.db", "SQLite database path")
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flags.Parse(os.Args[1:])
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db, err := openDB(*dbPath)
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if err != nil {
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log.Fatalf("open db: %v", err)
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}
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defer db.Close()
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wd := chatWorkdir(*dbPath)
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logger := newChatLogger(filepath.Join(wd, "chat.log"))
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log.Printf("chat tool log: %s", logger.path)
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mux := infra.HTTPRouter(apiRoutes(db, wd, logger))
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feHandler := frontendHandler()
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if feHandler != nil {
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mux.Handle("/", feHandler)
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log.Printf("serving frontend from embedded dist/")
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} else {
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log.Printf("no frontend build found, API-only mode")
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}
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chain := infra.HTTPMiddlewareChain(
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infra.HTTPLoggerMiddleware(os.Stdout),
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infra.HTTPCORSMiddleware([]string{"*"}, []string{"GET", "POST", "PATCH", "DELETE", "OPTIONS"}),
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)
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handler := chain(mux)
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addr := fmt.Sprintf(":%d", *port)
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log.Printf("kanban server starting on http://0.0.0.0%s", addr)
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log.Printf("database: %s", *dbPath)
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ctx, cancel := signal.NotifyContext(context.Background(), syscall.SIGINT, syscall.SIGTERM)
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defer cancel()
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if err := infra.HTTPServe(addr, handler, ctx); err != nil {
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log.Fatalf("server: %v", err)
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}
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}
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func frontendHandler() http.Handler {
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sub, err := fs.Sub(frontendDist, "frontend/dist")
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if err != nil {
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return nil
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}
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entries, _ := fs.ReadDir(sub, ".")
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if len(entries) == 0 {
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return nil
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}
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return infra.SPAHandler(sub, "index.html")
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}
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