feat: add external directions referral

feat: change map page
feat: add error handling and timeout to location fetching in directions

resolves #124
resolves #122

frontend/app/tsconfig.spec.json

@@ -2,7 +2,7 @@
   "extends": "./tsconfig.json",
   "compilerOptions": {
     "outDir": "../out-tsc/spec",
-    "types": ["jasmine", "node"],
+    "types": ["jasmine", "node", "dom-view-transitions"],
     "paths": {
       "@capacitor/*": ["__mocks__/@capacitor/*"]
     }