Add version number in app

Related to #80

src/app/legal/legal.component.html

@@ -17,7 +17,7 @@ <h2>Hosting</h2>
 
     <h2>Licence</h2>
     <p>Content is licensed under a <a href="https://creativecommons.org/licenses/by/4.0/">Creative Commons Attribution 4.0 International license</a>.</p>
-    <p>Website is licensed under a <a href="https://opensource.org/licenses/MIT">MIT licence</a>. Source code is available <a href="https://github.com/sebastienbarbier/sebastienbarbier.com">on github</a>.</p>
+    <p>Website is licensed under a <a href="https://opensource.org/licenses/MIT">MIT licence</a>. Source code (v{{ version }}) is available <a href="https://github.com/sebastienbarbier/sebastienbarbier.com">on github</a>.</p>
 
   </div>
   <route-footer></route-footer>

src/app/legal/legal.component.ts

@@ -1,4 +1,5 @@
 import { Component, OnInit } from '@angular/core';
+import { environment } from '../../environments/environment';
 
 @Component({
   selector: 'app-legal',
@@ -7,6 +8,8 @@ import { Component, OnInit } from '@angular/core';
 })
 export class LegalComponent implements OnInit {
 
+  version: string = environment.version;
+
   constructor() { }
 
   ngOnInit() {

src/environments/environment.prod.ts

@@ -1,3 +1,6 @@
+const packageJson = require('../../package.json');
+
 export const environment = {
-  production: true
+  production: true,
+  version: packageJson.version,
 };

src/environments/environment.ts

@@ -3,6 +3,9 @@
 // `ng build --env=prod` then `environment.prod.ts` will be used instead.
 // The list of which env maps to which file can be found in `.angular-cli.json`.
 
+const packageJson = require('../../package.json');
+
 export const environment = {
-  production: false
+  production: false,
+  version: packageJson.version,
 };

src/tsconfig.app.json

@@ -3,7 +3,8 @@
   "compilerOptions": {
     "outDir": "../out-tsc/app",
     "baseUrl": "./",
-    "types": []
+    "module": "esNext",
+    "types": ["node"],
   },
   "include": [
     "**/*.ts"

src/tsconfig.server.json

@@ -5,7 +5,7 @@
     "baseUrl": "./",
     // Set the module format to "commonjs":
     "module": "commonjs",
-    "types": []
+    "types": ["node"]
   },
   "exclude": [
     "test.ts",