refactor: moving from keytar to local storage due issues on Linux

src/main/index.js

@@ -96,12 +96,17 @@ else {
 
    // create main BrowserWindow when electron is ready
    app.on('ready', async () => {
+      try {
          let key = await keytar.getPassword('antares', 'user');
 
          if (!key) {
             key = crypto.randomBytes(16).toString('hex');
             keytar.setPassword('antares', 'user', key);
          }
+      }
+      catch (err) {
+         console.log(err);
+      }
 
       mainWindow = createMainWindow();
    });

src/main/ipc-handlers/application.js

@@ -7,7 +7,14 @@ export default () => {
    });
 
    ipcMain.on('get-key', async event => {
-      const key = await keytar.getPassword('antares', 'user');
+      let key = false;
+
+      try {
+         key = await keytar.getPassword('antares', 'user');
+      }
+      catch (err) {
+         console.log(err);
+      }
       event.returnValue = key;
    });
 };

src/renderer/store/modules/connections.store.js

@@ -1,7 +1,13 @@
 'use strict';
 import Store from 'electron-store';
+import crypto from 'crypto';
 import Application from '../../ipc-api/Application';
-const key = Application.getKey();
+const key = Application.getKey() || localStorage.getItem('key');
+
+if (!key)
+   localStorage.setItem('key', crypto.randomBytes(16).toString('hex'));
+else
+   localStorage.setItem('key', key);
 
 const persistentStore = new Store({
    name: 'connections',