Adding entity for api

src/app/interface/LocationEntity.ts

@@ -0,0 +1,6 @@
+export interface LocationEntity {
+  location: string;
+  region: string;
+  lat: number;
+  lon: number;
+}

src/app/interface/UserEntity.ts

@@ -0,0 +1,6 @@
+export interface UserEntity {
+    id: number;
+    name: string;
+    username: string;
+    password: string;
+}

src/app/interface/WaypointsEntity.ts

@@ -0,0 +1,9 @@
+export interface WaypointsEntity {
+  id: number;
+  name: string;
+  lat: number;
+  lon: number;
+  description: string;
+  img: string;
+  locationName: string;
+}

src/app/interface/WaypointsVisitedEntity.ts

@@ -0,0 +1,4 @@
+export interface WaypointsVisitedEntity {
+  userId: number;
+  waypointId: number;
+}