replace packages slog and slices from golang.org/x/exp with stdlib

since we are now at go1.21 as minimum.

webmail/api.go

@@ -8,6 +8,7 @@ import (
 	"errors"
 	"fmt"
 	"io"
+	"log/slog"
 	"mime"
 	"mime/multipart"
 	"net"
@@ -24,7 +25,6 @@ import (
 	_ "embed"
 
 	"golang.org/x/exp/maps"
-	"golang.org/x/exp/slog"
 
 	"github.com/mjl-/bstore"
 	"github.com/mjl-/sherpa"

webmail/api_test.go

@@ -8,10 +8,9 @@ import (
 	"os"
 	"path/filepath"
 	"runtime/debug"
+	"slices"
 	"testing"
 
-	"golang.org/x/exp/slices"
-
 	"github.com/mjl-/bstore"
 	"github.com/mjl-/sherpa"
 

webmail/eventwriter.go

@@ -6,14 +6,13 @@ import (
 	"encoding/json"
 	"fmt"
 	"io"
+	"log/slog"
 	mathrand "math/rand"
 	"net/http"
 	"runtime/debug"
 	"sync"
 	"time"
 
-	"golang.org/x/exp/slog"
-
 	"github.com/mjl-/mox/metrics"
 	"github.com/mjl-/mox/mlog"
 	"github.com/mjl-/mox/store"

webmail/message.go

@@ -4,11 +4,11 @@ import (
 	"bufio"
 	"fmt"
 	"io"
+	"log/slog"
 	"mime"
 	"net/url"
 	"strings"
 
-	"golang.org/x/exp/slog"
 	"golang.org/x/text/encoding/ianaindex"
 
 	"github.com/mjl-/mox/dns"

webmail/view.go

@@ -10,18 +10,17 @@ import (
 	"encoding/json"
 	"errors"
 	"fmt"
+	"log/slog"
 	"net/http"
 	"path/filepath"
 	"reflect"
 	"runtime/debug"
+	"slices"
 	"strconv"
 	"strings"
 	"sync"
 	"time"
 
-	"golang.org/x/exp/slices"
-	"golang.org/x/exp/slog"
-
 	"github.com/mjl-/bstore"
 	"github.com/mjl-/sherpa"
 

webmail/webmail.go

@@ -12,6 +12,7 @@ import (
 	"errors"
 	"fmt"
 	"io"
+	"log/slog"
 	"mime"
 	"net/http"
 	"os"
@@ -23,7 +24,6 @@ import (
 
 	_ "embed"
 
-	"golang.org/x/exp/slog"
 	"golang.org/x/net/html"
 
 	"github.com/prometheus/client_golang/prometheus"