Node and channel API

frontend/src/app/lightning/node/node.component.html

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+<p>node works!</p>

frontend/src/app/lightning/node/node.component.ts

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+import { Component, OnInit } from '@angular/core';
+import { ActivatedRoute, ParamMap } from '@angular/router';
+import { Observable } from 'rxjs';
+import { switchMap } from 'rxjs/operators';
+import { LightningApiService } from '../lightning-api.service';
+
+@Component({
+  selector: 'app-node',
+  templateUrl: './node.component.html',
+  styleUrls: ['./node.component.scss']
+})
+export class NodeComponent implements OnInit {
+  node$: Observable<any>;
+
+  constructor(
+    private lightningApiService: LightningApiService,
+    private activatedRoute: ActivatedRoute,
+  ) { }
+
+  ngOnInit(): void {
+    this.node$ = this.activatedRoute.paramMap
+      .pipe(
+        switchMap((params: ParamMap) => {
+          return this.lightningApiService.getNode$(params.get('id'));
+        })
+      );
+  }
+
+}