fix(chrome): record console levels on the logcat scale

Claude-Session: https://claude.ai/code/session_01ShuAy8q8ZfPi8KHxwc8JpQ

internal/driver/chrome/logs_test.go

@@ -1,6 +1,33 @@
 package chrome
 
-import "testing"
+import (
+	"testing"
+
+	"github.com/chromedp/cdproto/runtime"
+)
+
+// Every console verb has to land on the logcat scale driver.LogEntry declares:
+// the runner fetches at "E" and the default properties count entries whose
+// level equals "E", so a level spelled any other way is an error the spec never
+// sees. A verb with no mapping is info, which is honest about severity without
+// fabricating an error the page never logged.
+func TestConsoleLevel(t *testing.T) {
+	cases := map[runtime.APIType]string{
+		runtime.APITypeError:          "E",
+		runtime.APITypeAssert:         "E",
+		runtime.APITypeWarning:        "W",
+		runtime.APITypeDebug:          "D",
+		runtime.APITypeLog:            "I",
+		runtime.APITypeInfo:           "I",
+		runtime.APITypeTable:          "I",
+		runtime.APIType("countReset"): "I",
+	}
+	for apiType, want := range cases {
+		if got := consoleLevel(apiType); got != want {
+			t.Errorf("consoleLevel(%q) = %q, want %q", apiType, got, want)
+		}
+	}
+}
 
 // A level the scale does not name is unknown, not verbose. Ranking it below
 // every threshold is what silently emptied the web log channel: the entries