diff --git a/.gitignore b/.gitignore
index 00676e1..7738e08 100644
--- a/.gitignore
+++ b/.gitignore
@@ -49,3 +49,5 @@ __pycache__/
 *.dump
 *.dmp
 docs/70_api/api_analysis/*.txt
+universal_rebuild/gen_v2
+universal_rebuild/docs_template_gen_v2
diff --git a/universal_rebuild/tools/gen_v2/generate_resources_v2.go b/universal_rebuild/tools/gen_v2/generate_resources_v2.go
index 886c5ea..fed2a80 100644
--- a/universal_rebuild/tools/gen_v2/generate_resources_v2.go
+++ b/universal_rebuild/tools/gen_v2/generate_resources_v2.go
@@ -213,6 +213,11 @@ func loadSpecs(dir string) ([]GenResource, []GenSubresource, []GenAction, error)
 			return err
 		}
 
+		// P1.4: fail-fast на неизвестных kind'ах и отсутствующих обязательных полях.
+		if err := validateSpec(path, &spec); err != nil {
+			return fmt.Errorf("%s: %w", path, err)
+		}
+
 		createParams := []Param{}
 		modifyParams := []Param{}
 		supportsSuspendDestroy := false
@@ -2039,8 +2044,38 @@ func (r *{{ToCamel (printf "%s_%s" .ServiceName .ActionName)}}Resource) Configur
 }
 `
 
-// TODO: Support import by resource_name (non-UUID) by resolving instanceUid via API.
-// TODO: Handle non-unique names (error or require service_id/resource_realm filter).
+// knownKinds — допустимые значения Kind операций.
+var knownKinds = map[string]bool{
+	"instance":    true,
+	"subresource": true,
+	"action":      true,
+}
+
+// validateSpec проверяет YAML-спек на обязательные поля и неизвестные kinds.
+// P1.4: fail-fast — паника при неизвестном kind вместо тихого игнорирования.
+func validateSpec(path string, spec *ServiceSpec) error {
+	if spec.Name == "" {
+		return fmt.Errorf("missing required field: name")
+	}
+	if spec.ServiceID <= 0 {
+		return fmt.Errorf("missing required field: service_id")
+	}
+	for i, op := range spec.Operations {
+		if op.Kind == "" {
+			return fmt.Errorf("operation[%d] %q: missing required field: kind", i, op.Name)
+		}
+		if !knownKinds[op.Kind] {
+			return fmt.Errorf("operation[%d] %q: unknown kind %q (valid: instance, subresource, action)", i, op.Name, op.Kind)
+		}
+		if op.Action == "" {
+			return fmt.Errorf("operation[%d] %q (kind=%s): missing required field: action", i, op.Name, op.Kind)
+		}
+		if op.Kind == "subresource" && op.Subresource == "" {
+			return fmt.Errorf("operation[%d] %q (kind=subresource): missing required field: subresource", i, op.Name)
+		}
+	}
+	return nil
+}
 
 func buildSubresourceForceNewCodes(sr *GenSubresource, createOnly map[string]struct{}) map[string]struct{} {
 	forceNew := map[string]struct{}{}