feat: assembly and main entry point

internal/app/app.go

@@ -1 +1,42 @@
 package app
+
+import (
+	"log"
+	"net/http"
+	"path/filepath"
+	"time"
+	"yoresee_dropbox/internal/scanner"
+	"yoresee_dropbox/internal/server"
+	"yoresee_dropbox/internal/store"
+)
+
+type Config struct {
+	Addr      string
+	Workspace string
+	Token     string
+}
+
+func NewHandler(cfg Config) (http.Handler, *store.Store, error) {
+	dbPath := filepath.Join(cfg.Workspace, ".ydropbox", "db.sqlite")
+	s, err := store.Open(dbPath)
+	if err != nil {
+		return nil, nil, err
+	}
+
+	sc := scanner.New(s, cfg.Workspace, 10*time.Second)
+	sc.Start()
+
+	srv := server.New(s, cfg.Token, cfg.Workspace)
+	return srv.Handler(), s, nil
+}
+
+func Run(cfg Config) error {
+	handler, s, err := NewHandler(cfg)
+	if err != nil {
+		return err
+	}
+	defer s.Close()
+
+	log.Printf("Listening on %s", cfg.Addr)
+	return http.ListenAndServe(cfg.Addr, handler)
+}