feat: persist prebuild definitions on template import (#16951)

This PR allows provisioners to recognise and report prebuild definitions
to the coder control plane. It also allows the coder control plane to
then persist these to its store.

closes https://github.com/coder/internal/issues/507

---------

Signed-off-by: Danny Kopping <dannykopping@gmail.com>
Co-authored-by: Danny Kopping <dannykopping@gmail.com>
Co-authored-by: evgeniy-scherbina <evgeniy.shcherbina.es@gmail.com>

coderd/database/queries.sql.go

@@ -6389,6 +6389,43 @@ func (q *sqlQuerier) GetPresetByWorkspaceBuildID(ctx context.Context, workspaceB
 	return i, err
 }
 
+const getPresetParametersByPresetID = `-- name: GetPresetParametersByPresetID :many
+SELECT
+	tvpp.id, tvpp.template_version_preset_id, tvpp.name, tvpp.value
+FROM
+	template_version_preset_parameters tvpp
+WHERE
+	tvpp.template_version_preset_id = $1
+`
+
+func (q *sqlQuerier) GetPresetParametersByPresetID(ctx context.Context, presetID uuid.UUID) ([]TemplateVersionPresetParameter, error) {
+	rows, err := q.db.QueryContext(ctx, getPresetParametersByPresetID, presetID)
+	if err != nil {
+		return nil, err
+	}
+	defer rows.Close()
+	var items []TemplateVersionPresetParameter
+	for rows.Next() {
+		var i TemplateVersionPresetParameter
+		if err := rows.Scan(
+			&i.ID,
+			&i.TemplateVersionPresetID,
+			&i.Name,
+			&i.Value,
+		); err != nil {
+			return nil, err
+		}
+		items = append(items, i)
+	}
+	if err := rows.Close(); err != nil {
+		return nil, err
+	}
+	if err := rows.Err(); err != nil {
+		return nil, err
+	}
+	return items, nil
+}
+
 const getPresetParametersByTemplateVersionID = `-- name: GetPresetParametersByTemplateVersionID :many
 SELECT
 	template_version_preset_parameters.id, template_version_preset_parameters.template_version_preset_id, template_version_preset_parameters.name, template_version_preset_parameters.value