JRE Dependency Fix + Port Configuration

src/main.go

@@ -2,6 +2,7 @@ package main
 
 import (
 	"flag"
+	"os"
 
 	"github.com/gin-gonic/gin"
 	log "github.com/sirupsen/logrus"
@@ -85,8 +86,17 @@ func main() {
 		}
 	}
 
-	swaggerUrl := ginSwagger.URL("http://127.0.0.1:8080/swagger/doc.json")
+	swaggerPort := getEnv("PORT", "8080")
+
+	swaggerUrl := ginSwagger.URL("http://127.0.0.1:" + string(swaggerPort) + "/swagger/doc.json")
 	router.GET("/swagger/*any", ginSwagger.WrapHandler(swaggerFiles.Handler, swaggerUrl))
 
 	router.Run()
 }
+
+func getEnv(key string, defaultVal string) string {
+	if value, exists := os.LookupEnv(key); exists {
+		return value
+	}
+	return defaultVal
+}