feat(#26): Add custom login form

deployment/docker-compose-dev.yaml

@@ -26,10 +26,13 @@ services:
       KC_HOSTNAME: ${KEYCLOAK_HOSTNAME}
       KC_HTTP_ENABLED: true
       KC_HEALTH_ENABLED: true
+      KC_SPI_THEME_CACHE_THEMES: false
     env_file:
       - .env.dev
     ports:
       - "7080:8080"
+    volumes:
+      - ./keycloak-theme:/opt/keycloak/themes
     depends_on:
       keycloak-db:
         condition: service_healthy