Update export statistics

src/zhurnal/app.py

@@ -253,7 +253,7 @@ class Zhurnal(web.Application):
                 time_elapsed = round(
                     time_previous and time_current - time_previous or 0, 4
                 )
-                decoded_line = line.decode("utf-8", "ignore").strip()
+                decoded_line = line.decode("utf-8", "replace").strip()
                 print(decoded_line)
                 decoded_line = "".join(c for c in decoded_line if c.isprintable())
                 for client in app.clients:
@@ -292,6 +292,7 @@ class Zhurnal(web.Application):
             )
 
     async def start_processes(self, app):
+        print(app)
         for x, command in enumerate(self.commands):
             self.processes[command] = asyncio.create_task(
                 self.run_process("process-{}".format(x), command)