feat(skills): wire session.Append into retrospective and trainer

internal/skills/retrospective/handlers.go

@@ -5,6 +5,7 @@ import (
 	"context"
 	"encoding/json"
 	"fmt"
+	"time"
 
 	iexec "github.com/mathiasbq/supervisor/internal/exec"
 	"github.com/mathiasbq/supervisor/internal/session"
@@ -52,6 +53,7 @@ func (s *Skill) Handle(ctx context.Context, tool string, args json.RawMessage) (
 	if s.cfg.ExecutorFn == nil {
 		return nil, fmt.Errorf("no executor configured")
 	}
+	t0 := time.Now()
 	result, err := s.cfg.ExecutorFn(ctx, iexec.Request{
 		SkillPrompt: s.cfg.SkillPrompt,
 		TaskPrompt:  taskPrompt,
@@ -62,6 +64,18 @@ func (s *Skill) Handle(ctx context.Context, tool string, args json.RawMessage) (
 		return nil, fmt.Errorf("retrospective worker: %w", err)
 	}
 
+	_ = session.Append(s.cfg.SessionsDir, a.SessionID, session.Entry{
+		SessionID:   a.SessionID,
+		Timestamp:   time.Now(),
+		Skill:       "retrospective",
+		Phase:       "retrospective",
+		Attempts:    session.AttemptsFrom(result.Attempts),
+		FinalStatus: result.Status,
+		ModelUsed:   result.ModelUsed,
+		DurationMs:  time.Since(t0).Milliseconds(),
+		Message:     result.Message,
+	})
+
 	b, err := json.Marshal(result)
 	if err != nil {
 		return nil, fmt.Errorf("marshal result: %w", err)