add File api endpoints

app/Http/Controllers/FileController.php

@@ -0,0 +1,41 @@
+<?php
+
+namespace App\Http\Controllers;
+
+use App\File;
+use Illuminate\Http\Request;
+
+class FileController extends Controller
+{
+
+    public function showAllFiles()
+    {
+        return response()->json(File::all());
+    }
+
+    public function showOneFile($id)
+    {
+        return response()->json(File::find($id));
+    }
+
+    public function create(Request $request)
+    {
+        $File = File::create($request->all());
+
+        return response()->json($File, 201);
+    }
+
+    public function update($id, Request $request)
+    {
+        $File = File::findOrFail($id);
+        $File->update($request->all());
+
+        return response()->json($File, 200);
+    }
+
+    public function delete($id)
+    {
+        File::findOrFail($id)->delete();
+        return response('Deleted Successfully', 200);
+    }
+}