Check translations keys in CI (#279)

Makefile

@@ -1,4 +1,4 @@
-.PHONY: all all_crosscompile install build_frontend build_backend build build_crosscompile build_docker build_dev_docker run_dev_docker watch_frontend watch_backend watch clean clean_docker check_changes go_mod fmt test
+.PHONY: all all_crosscompile install build_frontend build_backend build build_crosscompile build_docker build_dev_docker run_dev_docker watch_frontend watch_backend watch clean clean_docker check_changes go_mod fmt test check-tr
 
 # Specify the name of your Go binary output
 BINARY_NAME := opengist
@@ -73,3 +73,6 @@ fmt:
 
 test:
 	@go test ./... -p 1
+
+check-tr:
+	@bash ./scripts/check-translations.sh