Phase 4: upload, LLM extraction, import review flow

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

cmd/server/main.go

@@ -22,6 +22,7 @@ import (
 	"qbank/internal/config"
 	"qbank/internal/db"
 	"qbank/internal/handlers"
+	"qbank/internal/llm"
 )
 
 func main() {
@@ -50,11 +51,13 @@ func main() {
 	repo := db.New(database)
 	authMgr := auth.NewManager(database)
 	renderer := handlers.NewRenderer("web/templates")
+	llmClient := llm.New(cfg.OpenAIAPIKey, cfg.LLMModel)
 
 	ensureIcons("web/static")
 
 	authH := handlers.NewAuthHandler(authMgr, repo, renderer)
 	homeH := handlers.NewHomeHandler(authMgr, renderer)
+	uploadH := handlers.NewUploadHandler(authMgr, repo, llmClient, renderer, cfg.DataDir)
 
 	r := chi.NewRouter()
 	r.Use(middleware.RequestID)
@@ -78,13 +81,17 @@ func main() {
 	r.Group(func(r chi.Router) {
 		r.Use(authMgr.RequireAuth)
 		r.Get("/", homeH.Handle)
+		r.Get("/upload", uploadH.UploadGet)
+		r.Post("/upload", uploadH.UploadPost)
+		r.Get("/import/{id}", uploadH.ImportGet)
+		r.Post("/import/{id}", uploadH.ImportPost)
 	})
 
 	srv := &http.Server{
 		Addr:         ":" + cfg.Port,
 		Handler:      r,
 		ReadTimeout:  15 * time.Second,
-		WriteTimeout: 30 * time.Second,
+		WriteTimeout: 120 * time.Second, // LLM extraction can take a while
 		IdleTimeout:  60 * time.Second,
 	}
 
@@ -108,7 +115,6 @@ func main() {
 	slog.Info("server stopped")
 }
 
-// ensureIcons generates simple solid-color PNG icons if they don't already exist.
 func ensureIcons(dir string) {
 	for _, size := range []int{192, 512} {
 		path := filepath.Join(dir, fmt.Sprintf("icon-%d.png", size))
@@ -116,7 +122,7 @@ func ensureIcons(dir string) {
 			continue
 		}
 		img := image.NewRGBA(image.Rect(0, 0, size, size))
-		blue := color.RGBA{R: 37, G: 99, B: 235, A: 255} // Tailwind blue-600
+		blue := color.RGBA{R: 37, G: 99, B: 235, A: 255}
 		draw.Draw(img, img.Bounds(), &image.Uniform{C: blue}, image.Point{}, draw.Src)
 		f, err := os.Create(path)
 		if err != nil {