feat: adds Command to remove auth token from local config

It should be possible to remove your API token from the IDE

package.json

@@ -91,6 +91,10 @@
         "command": "vulnCost.signIn",
         "title": "Snyk: Signup/create a Snyk account"
       },
+      {
+        "command": "vulnCost.signOut",
+        "title": "Snyk: Sign out"
+      },
       {
         "command": "vulnCost.showOutput",
         "title": "Snyk: Show vulnerability report"

src/extension.js

@@ -9,7 +9,7 @@ import * as vscode from 'vscode';
 import { calculated, flushDecorations, clearDecorations, clearShown} from './decorator';
 import logger from './logger';
 import { SnykVulnInfo } from './SnykAction';
-import { isAuthed, setToken } from './getImports/snykAPI';
+import { isAuthed, setToken, clearToken } from './getImports/snykAPI';
 import { refreshDiagnostics } from './diagnostics';
 import { v4 as uuidv4 } from 'uuid';
 import authenticate from './authenticate';
@@ -88,6 +88,16 @@ export function activate(context) {
       })
     );
 
+    context.subscriptions.push(
+      commands.registerCommand('vulnCost.signOut', () => {
+        window.showInformationMessage('Removing auth token');
+
+        clearToken();
+
+        return;
+      })
+    );
+
     context.subscriptions.push(
       commands.registerCommand('vulnCost.signIn', () => {
         if (isAuthed()) {

src/getImports/snykAPI.js

@@ -12,4 +12,8 @@ export const setToken = t => {
 
 export const getToken = () => token;
 
+export const clearToken = () => {
+  userConfig.delete('api');
+}
+
 export default token;