remove panic and STD output

worker.go

@@ -154,6 +154,7 @@ func main() {
 				if reqErr != nil {
 					alert := " Error creating request to OUTBOX DB \n" + reqErr.Error()
 					alertAdmin(alert)
+					fmt.Printf("Error : %s", reqErr.Error())
 					//panic(reqErr)
 				}
 				req.Header.Set(config.Requests.HeaderType, config.Requests.HeaderJson)
@@ -162,6 +163,7 @@ func main() {
 				if respErr != nil {
 					alert := " Error in getting email from the OUTBOX DB \n" + respErr.Error()
 					alertAdmin(alert)
+					fmt.Printf("Error : %s", reqErr.Error())
 					//panic(respErr)
 				}
 				defer resp.Body.Close()
@@ -277,11 +279,13 @@ func worker(i int) {
 	var config Config
 	source, sourceErr := ioutil.ReadFile("config.yaml")
 	if sourceErr != nil {
-		panic(sourceErr)
+		fmt.Printf("sourceErr : %s", sourceErr.Error())
+		//panic(sourceErr)
 	}
 	configErr := yaml.Unmarshal(source, &config)
 	if configErr != nil {
-		panic(configErr)
+		fmt.Printf("configErr : %s", configErr.Error())
+		//panic(configErr)
 	}
 
 	//fmt.Println("Worker ", i, " strats working")
@@ -352,7 +356,8 @@ func worker(i int) {
 				//if(attachErr != nil)
 				//attchResp, err := http.DefaultClient.Do(attachReq)
 				if err != nil {
-					panic(err)
+					fmt.Printf("attchResp : %s", err.Error())
+					// panic(err)
 				}
 				defer attchResp.Body.Close()
 				respbody, _ := ioutil.ReadAll(attchResp.Body)
@@ -362,20 +367,24 @@ func worker(i int) {
 
 				dec, err := base64.StdEncoding.DecodeString(resp)
 				if err != nil {
-					panic(err)
+					fmt.Printf("Decode err : %s", err.Error())
+					//panic(err)
 				}
 
 				f, err := os.Create(filename)
 				if err != nil {
-					panic(err)
+					fmt.Printf("File err : %s", err.Error())
+					//panic(err)
 				}
 				//defer f.Close()
 
 				if _, err := f.Write(dec); err != nil {
-					panic(err)
+					fmt.Printf("File write err : %s", err.Error())
+					// panic(err)
 				}
 				if err := f.Sync(); err != nil {
-					panic(err)
+					fmt.Printf("Sync err : %s", err.Error())
+					//panic(err)
 				}
 
 				//message.AddHeader("Content-Type", "multipart/form-data")
@@ -390,6 +399,7 @@ func worker(i int) {
 			MailgunResp, id, err := mg.Send(ctx, message)
 			if err != nil {
 				// log.Fatal(err)
+				fmt.Printf("MailgunResp err : %s", err.Error())
 				alertAdmin(" MAilgun Error \n" + err.Error())
 			}
 			if len(filename) > 0 {
@@ -447,6 +457,7 @@ func sendMessage(mg mailgun.Mailgun, sender, subject, body, recipient, cc string
 	resp, id, err := mg.Send(ctx, message)
 	if err != nil {
 		//log.Fatal(err)
+		fmt.Printf("MAilgun Error : %s", err.Error())
 		alertAdmin(" MAilgun Error \n" + err.Error())
 	}
 	//fmt.Println(resp)
@@ -454,11 +465,13 @@ func sendMessage(mg mailgun.Mailgun, sender, subject, body, recipient, cc string
 	var config Config
 	source, sourceErr := ioutil.ReadFile("config.yaml")
 	if sourceErr != nil {
-		panic(sourceErr)
+		fmt.Printf("Mail config err : %s", sourceErr.Error())
+		// panic(sourceErr)
 	}
 	configErr := yaml.Unmarshal(source, &config)
 	if configErr != nil {
-		panic(configErr)
+		fmt.Printf("configErr : %s", configErr.Error())
+		// panic(configErr)
 	}
 
 	if config.AppMod.Production == "0" {
@@ -475,11 +488,13 @@ func alertAdmin(err string) {
 	var config Config
 	source, sourceErr := ioutil.ReadFile("config.yaml")
 	if sourceErr != nil {
-		panic(sourceErr)
+		fmt.Printf("Admin Alert err : %s", sourceErr.Error())
+		// panic(sourceErr)
 	}
 	configErr := yaml.Unmarshal(source, &config)
 	if configErr != nil {
-		panic(configErr)
+		fmt.Printf("Unmarshal err : %s", configErr.Error())
+		// panic(configErr)
 	}
 
 	// sending mail via Mailgun
@@ -499,11 +514,13 @@ func logmail(subject, sender, recipient, cc, bcc, attachment, readTimeOutbox, ma
 	var config Config
 	source, sourceErr := ioutil.ReadFile("config.yaml")
 	if sourceErr != nil {
-		panic(sourceErr)
+		fmt.Printf("Logmail sourceErr : %s", sourceErr.Error())
+		// panic(sourceErr)
 	}
 	configErr := yaml.Unmarshal(source, &config)
 	if configErr != nil {
-		panic(configErr)
+		fmt.Printf("Unmarshal configErr : %s", configErr.Error())
+		// panic(configErr)
 	}
 
 	logBody := strings.NewReader(`{"Mail Subject":"` + subject +
@@ -539,11 +556,13 @@ func sentmail(subject, sender, recipient, cc, bcc, attachment, body, mailID stri
 	var config Config
 	source, sourceErr := ioutil.ReadFile("config.yaml")
 	if sourceErr != nil {
-		panic(sourceErr)
+		fmt.Printf("Sentmail sourceErr : %s", sourceErr.Error())
+		// panic(sourceErr)
 	}
 	configErr := yaml.Unmarshal(source, &config)
 	if configErr != nil {
-		panic(configErr)
+		fmt.Printf("Sentmail configErr : %s", configErr.Error())
+		// panic(configErr)
 	}
 
 	sentBody := strings.NewReader(`{"Mail Subject":"` + subject +