feat: remove HttpService and CacheService

BREAKING CHANGE:
Removing HttpClient overload as this is definitely not something
the Angular team is looking to support. Also it's not relevant and
useful anymore thanks to state management libraries, that's why
CacheService is also removed.

generators/app/templates/src/app/core/_core.module.ts

@@ -1,11 +1,10 @@
 import { NgModule, Optional, SkipSelf } from '@angular/core';
 import { CommonModule } from '@angular/common';
-import { HTTP_INTERCEPTORS, HttpClient, HttpClientModule } from '@angular/common/http';
+import { HTTP_INTERCEPTORS, HttpClientModule } from '@angular/common/http';
 import { RouteReuseStrategy, RouterModule } from '@angular/router';
 import { TranslateModule } from '@ngx-translate/core';
 
 import { RouteReusableStrategy } from './route-reusable-strategy';
-import { HttpService } from './http/http.service';
 
 @NgModule({
   imports: [
@@ -16,7 +15,7 @@ import { HttpService } from './http/http.service';
   ],
   providers: [
     {
-      provide: HttpClient,
+      provide: HTTP_INTERCEPTORS,
       useClass: HttpService
     },
     {

generators/app/templates/src/app/core/_index.ts

@@ -1,9 +1,6 @@
 export * from './core.module';
 export * from './i18n.service';
-export * from './http/http.service';
-export * from './http/http-cache.service';
 export * from './http/api-prefix.interceptor';
-export * from './http/cache.interceptor';
 export * from './http/error-handler.interceptor';
 export * from './route-reusable-strategy';
 export * from './logger.service';