fix: better parsing errors

See toolshed/organising#608
See toolshed/organising#531

cli/app/upgrade.go

@@ -117,7 +117,7 @@ beforehand. See "abra app backup" for more.`,
 		}
 
 		if deployMeta.Version != config.UNKNOWN_DEFAULT && chosenUpgrade == "" {
-			upgradeAvailable, err := ensureUpgradesAvailable(versions, &availableUpgrades, deployMeta)
+			upgradeAvailable, err := ensureUpgradesAvailable(app, versions, &availableUpgrades, deployMeta)
 			if err != nil {
 				log.Fatal(err)
 			}
@@ -314,18 +314,18 @@ func getReleaseNotes(
 ) error {
 	parsedChosenUpgrade, err := tagcmp.Parse(chosenUpgrade)
 	if err != nil {
-		return err
+		return fmt.Errorf("parsing chosen upgrade version failed: %s", err)
 	}
 
 	parsedDeployedVersion, err := tagcmp.Parse(deployMeta.Version)
 	if err != nil {
-		return err
+		return fmt.Errorf("parsing deployment version failed: %s", err)
 	}
 
 	for _, version := range internal.SortVersionsDesc(versions) {
 		parsedVersion, err := tagcmp.Parse(version)
 		if err != nil {
-			return err
+			return fmt.Errorf("parsing recipe version failed: %s", err)
 		}
 
 		if parsedVersion.IsGreaterThan(parsedDeployedVersion) &&
@@ -351,19 +351,20 @@ func getReleaseNotes(
 
 // ensureUpgradesAvailable ensures that there are available upgrades.
 func ensureUpgradesAvailable(
+	app app.App,
 	versions []string,
 	availableUpgrades *[]string,
 	deployMeta stack.DeployMeta,
 ) (bool, error) {
 	parsedDeployedVersion, err := tagcmp.Parse(deployMeta.Version)
 	if err != nil {
-		return false, err
+		return false, fmt.Errorf("parsing deployed version failed: %s", err)
 	}
 
 	for _, version := range versions {
 		parsedVersion, err := tagcmp.Parse(version)
 		if err != nil {
-			return false, err
+			return false, fmt.Errorf("parsing recipe version failed: %s", err)
 		}
 
 		if parsedVersion.IsGreaterThan(parsedDeployedVersion) &&