Fix/frontend api connection on dev (#50)

* Unused environment variable

* Typo

* Use localhost as placeholder url to work on dev

backend/skaffold.yaml

@@ -1,7 +1,7 @@
 apiVersion: skaffold/v4beta4
 kind: Config
 metadata:
-  name: test-observer-frontend
+  name: test-observer-api
 build:
   artifacts:
     - image: localhost:32000/test-observer-api

frontend/Dockerfile

@@ -1,6 +1,5 @@
 FROM ubuntu:22.04 as builder
 
-ENV TEST_OBSERVER_API_BASE_URI=http://localhost:30000
 ENV DEBIAN_FRONTEND=noninteractive
 RUN apt-get update
 RUN apt-get install -y curl git wget unzip libgconf-2-4 gdb libstdc++6 libglu1-mesa fonts-droid-fallback lib32stdc++6 python3

frontend/charm/src/charm.py

@@ -113,7 +113,7 @@ def nginx_config(self, base_uri: str) -> str:
                 expires -1;
                 add_header Cache-Control "no-store, no-cache, must-revalidate, post-check=0, pre-check=0";
 
-                sub_filter 'http://api-placeholder:30000/' '{base_uri}';
+                sub_filter 'http://localhost:30000/' '{base_uri}';
                 sub_filter_once on;
             }}
 

frontend/lib/providers/dio.dart

@@ -10,7 +10,7 @@ part 'dio.g.dart';
 
 @riverpod
 Dio dio(DioRef ref) {
-  final baseUrl = js_util.getProperty(window, 'testObserverAPIBaseURI');
-  final dio = Dio(BaseOptions(baseUrl: baseUrl ?? 'http://localhost:30000'));
+  final baseUrl = js_util.getProperty<String>(window, 'testObserverAPIBaseURI');
+  final dio = Dio(BaseOptions(baseUrl: baseUrl));
   return dio;
 }

frontend/web/index.html

@@ -34,7 +34,7 @@
 
   <script>
     // Actual URL is set at runtime with some nginx config level trickery.
-    window.testObserverAPIBaseURI = 'http://api-placeholder:30000/';
+    window.testObserverAPIBaseURI = 'http://localhost:30000/';
   </script>
 
   <script>