load trending images from tmdb at startup

- need TMDB_API_KEY as environment variable
- mount /cache for data persistence

Signed-off-by: Peter Siegmund <developer@mars3142.org>

server/cinema/pubspec.yaml

@@ -7,6 +7,9 @@ environment:
   sdk: ^3.9.0
 
 dependencies:
+  built_collection: ^5.1.1
+  built_value: ^8.9.2
+  dio: ^5.9.0
   get_it: ^9.0.5
   image: ^4.5.4
   injectable: ^2.6.0
@@ -17,6 +20,7 @@ dependencies:
 
 dev_dependencies:
   build_runner: ^2.10.3
+  built_value_generator: ^8.9.2
   http: ^1.2.2
   injectable_generator: ^2.9.1
   lints: ^6.0.0