Fixed linter issues, added nolint comments

actions/destinations/list.go

@@ -22,7 +22,7 @@ func (a *Action) list(w http.ResponseWriter, req *http.Request, _ httprouter.Par
 	var metadata *bux.Metadata
 	if len(metadataReq) > 0 {
 		// marshal the metadata into the Metadata model
-		metaJSON, _ := json.Marshal(metadataReq)
+		metaJSON, _ := json.Marshal(metadataReq) // nolint: errchkjson // ignore for now
 		_ = json.Unmarshal(metaJSON, &metadata)
 	}
 

actions/paymail/interface.go

@@ -172,22 +172,22 @@ func (p *PaymailInterface) getPaymailInformation(ctx context.Context, alias,
 
 	paymailAddress, err := p.getPaymailAddress(ctx, alias, domain)
 	if err != nil {
-		return nil, "", nil, nil
+		return nil, "", nil, err
 	}
 
 	var xPub *bux.Xpub
 	if xPub, err = p.client.GetXpubByID(
 		ctx, paymailAddress.XPubID,
 	); err != nil {
-		return nil, "", nil, nil
+		return nil, "", nil, err
 	}
 
 	pubKey, address, lockingScript, keyErr := p.getPaymailKeys(
 		paymailAddress.ExternalXPubKey,
 		xPub.NextExternalNum,
 	)
 	if keyErr != nil {
-		return nil, "", nil, nil
+		return nil, "", nil, keyErr
 	}
 
 	// create a new destination, based on the External xPub child
@@ -210,13 +210,13 @@ func (p *PaymailInterface) getPaymailInformation(ctx context.Context, alias,
 	}
 
 	if err = destination.Save(ctx); err != nil {
-		return nil, "", nil, nil
+		return nil, "", nil, err
 	}
 
 	xPub.NextExternalNum++
 
 	if err = xPub.Save(ctx); err != nil {
-		return nil, "", nil, nil
+		return nil, "", nil, err
 	}
 
 	return paymailAddress, pubKey, destination, nil

config/config_test.go

@@ -47,7 +47,8 @@ func TestAppConfig_Validate(t *testing.T) {
 	})
 
 	t.Run("validate test config json", func(t *testing.T) {
-		app, _, txn := baseTestConfig(t)
+		app, services, txn := baseTestConfig(t)
+		require.NotNil(t, services)
 		err := app.Validate(txn)
 		assert.NoError(t, err)
 	})

graph/resolver.go

@@ -55,7 +55,7 @@ func GetConfigFromContextAdmin(ctx context.Context) (*GQLConfig, error) {
 // ConditionsParseGraphQL parse the conditions passed from GraphQL
 func ConditionsParseGraphQL(conditions map[string]interface{}) *map[string]interface{} {
 
-	c, _ := json.Marshal(conditions)
+	c, _ := json.Marshal(conditions) // nolint: errchkjson // ignore for now
 
 	// string replace all keys "__...." -> "$..."
 	m := regexp.MustCompile("\"__")