Fixed PORT path

.idea/workspace.xml

@@ -2,8 +2,6 @@
 <project version="4">
   <component name="ChangeListManager">
     <list default="true" id="186468f7-d825-45e2-b16f-6edf3b29029d" name="Default Changelist" comment="">
-      <change afterPath="$PROJECT_DIR$/.idea/vcs.xml" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/.idea/workspace.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/workspace.xml" afterDir="false" />
       <change beforePath="$PROJECT_DIR$/Main.go" beforeDir="false" afterPath="$PROJECT_DIR$/Main.go" afterDir="false" />
     </list>
     <option name="EXCLUDED_CONVERTED_TO_IGNORED" value="true" />

Main.go

@@ -2,7 +2,9 @@ package main
 
 import (
 	"CloudTechAssignment1/internal"
+	"log"
 	"net/http"
+	"os"
 	"time"
 )
 
@@ -10,9 +12,17 @@ import (
 var StartTime = time.Now()
 
 func main() {
+
 	internal.StartTime = StartTime
+
+	port := os.Getenv("PORT")
+
+	if port == "" {
+		log.Fatal("$PORT must be set")
+	}
 	http.HandleFunc("/conservation/v1/diag/", internal.DiagnosticHandler)
 	http.HandleFunc("/conservation/v1/species/", internal.SpeciesHandler)
 	http.HandleFunc("/conservation/v1/country/", internal.CountryHandler)
-	http.ListenAndServe(":PORT", nil)
+	log.Fatal(http.ListenAndServe(":"+port, nil))
+
 }