fix mkdir on windows

cmd/cmd.go

@@ -722,7 +722,7 @@ func initializeKeypair() error {
 			return err
 		}
 
-		err = os.MkdirAll(path.Dir(privKeyPath), 0o700)
+		err = os.MkdirAll(filepath.Dir(privKeyPath), 0o755)
 		if err != nil {
 			return fmt.Errorf("could not create directory %w", err)
 		}

server/auth.go

@@ -14,7 +14,7 @@ import (
 	"net/http"
 	"net/url"
 	"os"
-	"path"
+	"path/filepath"
 	"strconv"
 	"strings"
 	"time"
@@ -82,7 +82,7 @@ func getAuthToken(ctx context.Context, redirData AuthRedirect) (string, error) {
 		return "", err
 	}
 
-	keyPath := path.Join(home, ".ollama", "id_ed25519")
+	keyPath := filepath.Join(home, ".ollama", "id_ed25519")
 
 	rawKey, err := os.ReadFile(keyPath)
 	if err != nil {

server/download.go

@@ -8,7 +8,7 @@ import (
 	"log"
 	"net/http"
 	"os"
-	"path"
+	"path/filepath"
 	"strconv"
 	"sync"
 	"time"
@@ -173,7 +173,7 @@ func doDownload(ctx context.Context, opts downloadOpts, f *FileDownload) error {
 		return fmt.Errorf("%w: on download registry responded with code %d: %v", errDownload, resp.StatusCode, string(body))
 	}
 
-	err = os.MkdirAll(path.Dir(f.FilePath), 0o700)
+	err = os.MkdirAll(filepath.Dir(f.FilePath), 0o700)
 	if err != nil {
 		return fmt.Errorf("make blobs directory: %w", err)
 	}

server/images.go

@@ -1161,8 +1161,8 @@ func PushModel(ctx context.Context, name string, regOpts *RegistryOptions, fn fu
 			return err
 		}
 
-		if strings.HasPrefix(path.Base(location.Path), "sha256:") {
-			layer.Digest = path.Base(location.Path)
+		if strings.HasPrefix(filepath.Base(location.Path), "sha256:") {
+			layer.Digest = filepath.Base(location.Path)
 			fn(api.ProgressResponse{
 				Status:    "using existing layer",
 				Digest:    layer.Digest,