move env QR_CODE_MAX_UPLOAD_LENGTH to runtime

config/config.exs

@@ -28,10 +28,6 @@ config :qrstorage, QrstorageWeb.Endpoint,
     layout: false
   ]
 
-# This is what will be used for the calculation on the client side. We add a buffer to account for deltas
-# and overhead in the endpoint configuration, so the server actually allows for a bit more:
-config :qrstorage, max_upload_length: System.get_env("QR_CODE_MAX_UPLOAD_LENGTH", "2666666")
-
 # Configures Elixir's Logger
 config :logger, :console,
   format: "$time $metadata[$level] $message\n",

config/runtime.exs

@@ -31,6 +31,10 @@ config :qrstorage, Qrstorage.Repo,
   ssl: System.get_env("DATABASE_SSL", "true") == "true",
   socket_options: maybe_ipv6
 
+# This is what will be used for the calculation on the client side. We add a buffer to account for deltas
+# and overhead in the endpoint configuration, so the server actually allows for a bit more:
+config :qrstorage, max_upload_length: System.get_env("QR_CODE_MAX_UPLOAD_LENGTH", "2666666")
+
 # Set possible translations
 default_locale =
   case config_env() do

docker-compose.yml

@@ -7,13 +7,14 @@ services:
       target: development
     tty: true
     environment:
-      DATABASE_USER: ${POSTGRES_USER:-postgres}
-      DATABASE_USER_PASSWORD: ${POSTGRES_PASSWORD:-postgres}
+      DATABASE_USER: ${POSTGRES_USER:-qrstorage-user}
+      DATABASE_USER_PASSWORD: ${POSTGRES_PASSWORD:-qrstorage-password}
       DATABASE_NAME: ${POSTGRES_DB:-qrstorage_dev}
       DATABASE_PORT: 5432
       DATABASE_HOST: postgres
       DATABASE_SSL: "false"
       QR_CODE_DEFAULT_LOCALE: "de"
+      QR_CODE_MAX_UPLOAD_LENGTH: 866666
       GCP_CONFIG_PATH: ".gcp-config.json"
       # Please create a new secret for production runs:
       # - Use `mix phx.gen.secret` if you have elixir and phoenix installed
@@ -78,11 +79,11 @@ services:
       # - ./.gcp-config.json:/app/.gcp-config.json
 
   postgres:
-    image: postgres:12-alpine
+    image: postgres:15-alpine
     environment:
-      POSTGRES_USER: ${POSTGRES_USER:-postgres}
-      POSTGRES_PASSWORD: ${POSTGRES_PASSWORD:-postgres}
-      POSTGRES_DB: ${POSTGRES_DB:-qrstorage_dev}
+      POSTGRES_USER: ${POSTGRES_USER:-qrstorage-user}
+      POSTGRES_PASSWORD: ${POSTGRES_PASSWORD:-qrstorage-password}
+      POSTGRES_DB: ${POSTGRES_DB:-qrstorage-dev}
       PGDATA: /var/lib/postgresql/data/pgdata
     restart: always
     # Exposing the port is not needed unless you want to access this database instance from the host.