chore: sync from fn-registry agent

2026-05-06 19:04:45 +02:00
commit 94223e68f7
31 changed files with 6837 additions and 0 deletions
@@ -0,0 +1,75 @@
+package main
+
+import (
+	"context"
+	"embed"
+	"flag"
+	"fmt"
+	"io/fs"
+	"log"
+	"net/http"
+	"os"
+	"os/signal"
+	"path/filepath"
+	"syscall"
+
+	"fn-registry/functions/infra"
+)
+
+//go:embed all:frontend/dist
+var frontendDist embed.FS
+
+func main() {
+	flags := flag.NewFlagSet("kanban", flag.ExitOnError)
+	port := flags.Int("port", 8095, "HTTP port")
+	dbPath := flags.String("db", "operations.db", "SQLite database path")
+	flags.Parse(os.Args[1:])
+
+	db, err := openDB(*dbPath)
+	if err != nil {
+		log.Fatalf("open db: %v", err)
+	}
+	defer db.Close()
+
+	wd := chatWorkdir(*dbPath)
+	logger := newChatLogger(filepath.Join(wd, "chat.log"))
+	log.Printf("chat tool log: %s", logger.path)
+	mux := infra.HTTPRouter(apiRoutes(db, wd, logger))
+
+	feHandler := frontendHandler()
+	if feHandler != nil {
+		mux.Handle("/", feHandler)
+		log.Printf("serving frontend from embedded dist/")
+	} else {
+		log.Printf("no frontend build found, API-only mode")
+	}
+
+	chain := infra.HTTPMiddlewareChain(
+		infra.HTTPLoggerMiddleware(os.Stdout),
+		infra.HTTPCORSMiddleware([]string{"*"}, []string{"GET", "POST", "PATCH", "DELETE", "OPTIONS"}),
+	)
+	handler := chain(mux)
+
+	addr := fmt.Sprintf(":%d", *port)
+	log.Printf("kanban server starting on http://0.0.0.0%s", addr)
+	log.Printf("database: %s", *dbPath)
+
+	ctx, cancel := signal.NotifyContext(context.Background(), syscall.SIGINT, syscall.SIGTERM)
+	defer cancel()
+
+	if err := infra.HTTPServe(addr, handler, ctx); err != nil {
+		log.Fatalf("server: %v", err)
+	}
+}
+
+func frontendHandler() http.Handler {
+	sub, err := fs.Sub(frontendDist, "frontend/dist")
+	if err != nil {
+		return nil
+	}
+	entries, _ := fs.ReadDir(sub, ".")
+	if len(entries) == 0 {
+		return nil
+	}
+	return infra.SPAHandler(sub, "index.html")
+}