Major refactor to library

pkg/handlers/handlers.go

@@ -0,0 +1,56 @@
+package handlers
+
+import (
+	"net/http"
+
+	"git.warky.dev/wdevs/whatshooked/pkg/config"
+	"git.warky.dev/wdevs/whatshooked/pkg/hooks"
+	"git.warky.dev/wdevs/whatshooked/pkg/whatsapp"
+)
+
+// Handlers holds all HTTP handlers with their dependencies
+type Handlers struct {
+	whatsappMgr *whatsapp.Manager
+	hookMgr     *hooks.Manager
+	config      *config.Config
+	configPath  string
+
+	// Auth configuration
+	authConfig *AuthConfig
+}
+
+// AuthConfig configures authentication behavior
+type AuthConfig struct {
+	// Validator is a custom auth validator function
+	// If nil, uses built-in auth (API key, basic auth)
+	Validator func(r *http.Request) bool
+
+	// Built-in auth settings
+	APIKey   string
+	Username string
+	Password string
+
+	// Skip auth entirely (not recommended for production)
+	Disabled bool
+}
+
+// New creates a new Handlers instance
+func New(mgr *whatsapp.Manager, hookMgr *hooks.Manager, cfg *config.Config, configPath string) *Handlers {
+	return &Handlers{
+		whatsappMgr: mgr,
+		hookMgr:     hookMgr,
+		config:      cfg,
+		configPath:  configPath,
+		authConfig: &AuthConfig{
+			APIKey:   cfg.Server.AuthKey,
+			Username: cfg.Server.Username,
+			Password: cfg.Server.Password,
+		},
+	}
+}
+
+// WithAuthConfig sets custom auth configuration
+func (h *Handlers) WithAuthConfig(cfg *AuthConfig) *Handlers {
+	h.authConfig = cfg
+	return h
+}