[frontend] Add public platform section

kibicara-frontend/src/app/platforms/platforms-info-page/platforms-info-dialog/platforms-info-dialog.component.html

@@ -0,0 +1 @@
+<p>platforms-info-dialog works!</p>

kibicara-frontend/src/app/platforms/platforms-info-page/platforms-info-dialog/platforms-info-dialog.component.ts

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+import { Component, OnInit } from '@angular/core';
+
+@Component({
+  selector: 'app-platforms-info-dialog',
+  templateUrl: './platforms-info-dialog.component.html',
+  styleUrls: ['./platforms-info-dialog.component.scss'],
+})
+export class PlatformsInfoDialogComponent implements OnInit {
+  constructor() {}
+
+  ngOnInit(): void {}
+}

kibicara-frontend/src/app/platforms/platforms-info-page/platforms-info-page.component.html

@@ -0,0 +1,17 @@
+<h2>
+  Platforms - choose one, get all hood messages
+  <button mat-icon-button aria-label="How to use">
+    <mat-icon
+      matTooltip="What does this mean?"
+      class="info-button"
+      (click)="onInfoClick()"
+      >info</mat-icon
+    >
+  </button>
+</h2>
+
+<div class="container">
+  <app-twitter-bot-card [hoodId]="hoodId"></app-twitter-bot-card>
+  <app-telegram-bot-card [hoodId]="hoodId"></app-telegram-bot-card>
+  <app-email-bot-card [hoodId]="hoodId"></app-email-bot-card>
+</div>

kibicara-frontend/src/app/platforms/platforms-info-page/platforms-info-page.component.scss

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+.container {
+  display: grid;
+  grid-template-columns: 1fr 1fr 1fr;
+  gap: 10px;
+
+  @media (max-width: 600px) {
+    grid-template-columns: 1fr;
+  }
+}

kibicara-frontend/src/app/platforms/platforms-info-page/platforms-info-page.component.spec.ts

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+import { async, ComponentFixture, TestBed } from '@angular/core/testing';
+
+import { PlatformsInfoPageComponent } from './platforms-info-page.component';
+
+describe('PlatformsInfoPageComponent', () => {
+  let component: PlatformsInfoPageComponent;
+  let fixture: ComponentFixture<PlatformsInfoPageComponent>;
+
+  beforeEach(async(() => {
+    TestBed.configureTestingModule({
+      declarations: [PlatformsInfoPageComponent],
+    }).compileComponents();
+  }));
+
+  beforeEach(() => {
+    fixture = TestBed.createComponent(PlatformsInfoPageComponent);
+    component = fixture.componentInstance;
+    fixture.detectChanges();
+  });
+
+  it('should create', () => {
+    expect(component).toBeTruthy();
+  });
+});

kibicara-frontend/src/app/platforms/platforms-info-page/platforms-info-page.component.ts

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+import { Component, OnInit, Input } from '@angular/core';
+import { MatDialog } from '@angular/material/dialog';
+import { PlatformsInfoDialogComponent } from './platforms-info-dialog/platforms-info-dialog.component';
+
+@Component({
+  selector: 'app-platforms-info-page',
+  templateUrl: './platforms-info-page.component.html',
+  styleUrls: ['./platforms-info-page.component.scss'],
+})
+export class PlatformsInfoPageComponent implements OnInit {
+  @Input() hoodId;
+
+  constructor(private dialog: MatDialog) {}
+
+  ngOnInit(): void {}
+
+  onInfoClick() {
+    this.dialog.open(PlatformsInfoDialogComponent);
+  }
+}