refactor(provider): remove Gemini Web cookie-based provider

sdk/auth/gemini-web.go

@@ -1,30 +0,0 @@
-package auth
-
-import (
-	"context"
-	"fmt"
-	"time"
-
-	"github.com/router-for-me/CLIProxyAPI/v6/internal/config"
-	coreauth "github.com/router-for-me/CLIProxyAPI/v6/sdk/cliproxy/auth"
-)
-
-// GeminiWebAuthenticator provides a minimal wrapper so core components can treat
-// Gemini Web credentials via the shared Authenticator contract.
-type GeminiWebAuthenticator struct{}
-
-func NewGeminiWebAuthenticator() *GeminiWebAuthenticator { return &GeminiWebAuthenticator{} }
-
-func (a *GeminiWebAuthenticator) Provider() string { return "gemini-web" }
-
-func (a *GeminiWebAuthenticator) Login(ctx context.Context, cfg *config.Config, opts *LoginOptions) (*coreauth.Auth, error) {
-	_ = ctx
-	_ = cfg
-	_ = opts
-	return nil, fmt.Errorf("gemini-web authenticator does not support scripted login; use CLI --gemini-web-auth")
-}
-
-func (a *GeminiWebAuthenticator) RefreshLead() *time.Duration {
-	d := time.Hour
-	return &d
-}