Merge branch 'dmius-prerelease-fixes' into 'master'

Prerelease fixes

See merge request postgres-ai/postgres-checkup!321

Author: dmius

pghrep/src/checkup/a002/a002messages.go

@@ -29,8 +29,7 @@ const MSG_ALL_VERSIONS_SAME_CONCLUSION string = "All nodes have the same Postgre
 
 const MSG_NOT_LAST_MINOR_VERSION_RECOMMENDATION string = "[P2] Consider performing upgrade to the newest minor version: `%s`.  \n"
 const MSG_NO_RECOMMENDATION string = "No recommendations.  \n"
-const MSG_GENERAL_RECOMMENDATION_1 string = "  \n" +
-	"For more information about minor and major upgrades see:  \n" +
+const MSG_GENERAL_RECOMMENDATION_1 string = "For more information about minor and major upgrades see:  \n" +
 	"    - Official documentation: https://www.postgresql.org/docs/current/upgrading.html  \n"
 
 const MSG_GENERAL_RECOMMENDATION_2 string = "    - [Major-version upgrading with minimal downtime](https://www.depesz.com/2016/11/08/major-version-upgrading-with-minimal-downtime/) (depesz.com)  \n" +

pghrep/src/checkup/checkuputil.go

@@ -13,6 +13,9 @@ import (
 
 // General for all reports
 
+const MSG_ALL_GOOD_CONCLUSION string = "Hooray, all good. Keep this up!"
+const MSG_NO_RECOMMENDATION string = "No recommendations."
+
 type ReportHost struct {
 	InternalAlias        string `json:"internal_alias"`
 	Index                string `json:"index"`
@@ -99,6 +102,12 @@ func SaveJsonConclusionsRecommendations(data map[string]interface{}, conclusions
 
 func SaveConclusionsRecommendations(data map[string]interface{},
 	result ReportOutcome) map[string]interface{} {
+	if len(result.Conclusions) == 0 {
+		result.AppendConclusion(MSG_ALL_GOOD_CONCLUSION)
+	}
+	if len(result.Recommendations) == 0 {
+		result.AppendRecommendation(MSG_NO_RECOMMENDATION)
+	}
 	data["conclusions"] = result.Conclusions
 	data["recommendations"] = result.Recommendations
 	data["p1"] = result.P1