change db from sqlite3 to postgresql

cmd/crawler/main.go

@@ -1,26 +1,31 @@
 package main
 
 import (
-	"crowsnest/cmd/crawler/collectors"
 	"crowsnest/cmd/crawler/extractors"
 	"crowsnest/internal/model/database"
 	"database/sql"
 	"log"
+	"os"
+	"time"
 
-	_ "github.com/mattn/go-sqlite3"
+	_ "github.com/lib/pq"
 )
 
 func main() {
-	// open database
-	db, err := sql.Open("sqlite3", "./persistence/app.db")
+	// collect environement variables
+	databaseURL := os.Getenv("DB_URL")
+
+	// connect to database
+	db, err := sql.Open("postgres", databaseURL)
 	if err != nil {
 		log.Fatal(err)
 	}
+	defer db.Close()
 
 	// collect websites
-	_ = collectors.Collector{
-		Responses: &database.ResponseModel{DB: db},
-	}
+	//coll := collectors.Collector{
+	//	Responses: &database.ResponseModel{DB: db},
+	//}
 
 	//coll.Spiegel()
 	//coll.Zeit()
@@ -31,5 +36,8 @@ func main() {
 		Articles:  &database.ArticleModel{DB: db},
 	}
 
-	extr.Spiegel()
+	for {
+		extr.Spiegel()
+		time.Sleep(5 * time.Second)
+	}
 }