chore: auto-commit (286 archivos)

- .claude/agents/fn-orquestador/SKILL.md
- .claude/commands/fn_claude.md
- .claude/rules/INDEX.md
- .claude/rules/cpp_apps.md
- .claude/rules/ids_naming.md
- CHANGELOG.md
- apps/dag_engine/README.md
- apps/dag_engine/api.go
- apps/dag_engine/dags_migrated/example.yaml
- apps/dag_engine/dags_migrated/example_lineage_tracking.yaml
- ...

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

functions/core/dag_parse.go

@@ -15,6 +15,7 @@ type rawDagStep struct {
 	Command     string            `yaml:"command"`
 	Script      string            `yaml:"script"`
 	Args        []string          `yaml:"args"`
+	Function    string            `yaml:"function"`
 	Shell       string            `yaml:"shell"`
 	Dir         string            `yaml:"dir"`
 	WorkingDir  string            `yaml:"working_dir"`
@@ -196,6 +197,7 @@ func normalizeStep(rs rawDagStep) (DagStep, error) {
 		Command:     rs.Command,
 		Script:      rs.Script,
 		Args:        rs.Args,
+		Function:    rs.Function,
 		Shell:       rs.Shell,
 		Dir:         dir,
 		Depends:     rs.Depends,