refactor(10.2-01): nest framework packages under modules

- Move remaining beach packages and embedded admin assets\n- Rewrite framework, example, build, and gate paths

modules/wire/response_coverage_test.go

@@ -0,0 +1,72 @@
+package wire
+
+import (
+	"encoding/json"
+	"net/http"
+	"net/http/httptest"
+	"testing"
+	"time"
+)
+
+// Gap (e): Time.UnmarshalJSON round-trips both +00:00 and Z. The happy
+// path already lives in TestTimeUnmarshalJSONAcceptsOffsetAndZ; this
+// file covers null, invalid JSON, and a non-nil empty slice.
+
+func TestTimeUnmarshalJSONNullAndInvalid(t *testing.T) {
+	var tm Time
+	if err := json.Unmarshal([]byte("null"), &tm); err != nil {
+		t.Fatal(err)
+	}
+	if !tm.IsZero() {
+		t.Fatalf("null must decode to zero Time, got %v", tm.Time)
+	}
+	if err := json.Unmarshal([]byte(`"not-a-time"`), &tm); err == nil {
+		t.Fatal("invalid timestamp must fail")
+	}
+	if err := json.Unmarshal([]byte(`42`), &tm); err == nil {
+		t.Fatal("non-string must fail")
+	}
+	var nilT *Time
+	if err := nilT.UnmarshalJSON([]byte(`"2024-01-02T03:04:05Z"`)); err != nil {
+		t.Fatalf("nil receiver: %v", err)
+	}
+}
+
+func TestTimeUnmarshalJSONOffsetAndZRoundTrip(t *testing.T) {
+	want := time.Date(2024, 1, 2, 3, 4, 5, 0, time.UTC)
+	for _, raw := range []string{`"2024-01-02T03:04:05+00:00"`, `"2024-01-02T03:04:05Z"`} {
+		var tm Time
+		if err := json.Unmarshal([]byte(raw), &tm); err != nil {
+			t.Fatalf("%s: %v", raw, err)
+		}
+		if !tm.Equal(want) {
+			t.Fatalf("%s = %v", raw, tm.Time)
+		}
+		b, err := json.Marshal(tm)
+		if err != nil {
+			t.Fatal(err)
+		}
+		if string(b) != `"2024-01-02T03:04:05+00:00"` {
+			t.Fatalf("marshal %s -> %s", raw, b)
+		}
+	}
+}
+
+func TestWriteJSONEncodeErrorWritesOpaque500(t *testing.T) {
+	rec := httptest.NewRecorder()
+	WriteJSON(rec, http.StatusOK, make(chan int))
+	if rec.Code != http.StatusInternalServerError {
+		t.Fatalf("status = %d", rec.Code)
+	}
+	if rec.Body.String() != `{"error":true,"message":"Internal server error"}` {
+		t.Fatalf("body = %q", rec.Body.String())
+	}
+}
+
+func TestSliceNonNilUnchanged(t *testing.T) {
+	in := []int{1, 2}
+	got := Slice(in)
+	if len(got) != 2 || got[0] != 1 || got[1] != 2 {
+		t.Fatalf("got %v", got)
+	}
+}