Extract prompt sources and rendering internals

internal/profile/repository.go

@@ -0,0 +1,12 @@
+package profile
+
+import (
+	"context"
+
+	"gitea.maximumdirect.net/eric/promptkit/internal/domain"
+)
+
+// Repository loads execution profiles.
+type Repository interface {
+	GetProfile(ctx context.Context, id string) (*domain.ExecutionProfile, error)
+}