Dependency injection, example .env, and config handling

app/app.go

@@ -0,0 +1,12 @@
+package app
+
+import (
+	"GoWeb/config"
+	"database/sql"
+)
+
+// App contains and supplies available configurations and connections
+type App struct {
+	Config config.Configuration
+	Db     *sql.DB
+}