fix(cron): don't show error for empty cron schedule

Makefile

@@ -77,8 +77,8 @@ v/v:
 clean:
 	rm -rf 'data' 'vieter' 'dvieter' 'pvieter' 'vieter.c' 'dvieterctl' 'vieterctl' 'pkg' 'src/vieter' *.pkg.tar.zst 'suvieter' 'afvieter' '$(SRC_DIR)/_docs'
 
-.PHONY: api-docs
-api-docs:
+.PHONY: docs
+docs:
 	rm -rf '$(SRC_DIR)/_docs'
 	cd '$(SRC_DIR)' && v doc -all -f html -m -readme .
 

src/build/build.v

@@ -114,6 +114,7 @@ pub fn build_repo(address string, api_key string, base_image_id string, repo &gi
 			break
 		}
 
+		// Wait for 5 seconds
 		time.sleep(1 * time.second)
 	}