fix error message

internal/config/config.go

@@ -55,7 +55,7 @@ func (p Params) GetBool(key string) (bool, error) {
 
 	boolValue, ok := value.(bool)
 	if !ok {
-		return false, errors.New("not a bool")
+		return false, errors.New("not a boolean")
 	}
 	return boolValue, nil
 }

internal/processor/test/script-wasm_test.go

@@ -130,7 +130,7 @@ func TestBadScriptWASM(t *testing.T) {
 				"enableWasi": "true",
 			},
 			payload:     []byte("hello"),
-			errorString: "script.wasm enableWasi must be a boolean",
+			errorString: "script.wasm enableWasi error: not a boolean",
 		},
 		{
 			name: "non-byte slice input",