after new esphome 2026.3.0 - optolink component breaks

[blavak68]

When compiling I get the following error:

INFO ESPHome 2026.3.0
............
--------------------------------------------------------------------------------
HARDWARE: ESP32 240MHz, 320KB RAM, 4MB Flash
 - contrib-piohome @ 3.4.4 
 - framework-arduinoespressif32 @ 3.3.7 
 - framework-arduinoespressif32-libs @ 5.5.3 
 - framework-espidf @ 3.50503.0 (5.5.3) 
 - tool-cmake @ 4.0.3 
 - tool-esp-rom-elfs @ 2024.10.11 
 - tool-esptoolpy @ 5.1.2 
 - tool-ninja @ 1.13.1 
 - tool-scons @ 4.40801.0 (4.8.1) 
 - toolchain-xtensa-esp-elf @ 14.2.0+20251107
Reading CMake configuration...
Dependency Graph
|-- noise-c @ 0.1.11
|-- VitoWiFi @ 1.1.2
Compiling .pioenvs/viessmann/src/esphome/components/optolink/text_sensor/optolink_text_sensor.cpp.o
Compiling .pioenvs/viessmann/src/esphome/components/version/version_text_sensor.cpp.o
src/esphome/components/optolink/text_sensor/optolink_text_sensor.cpp: In member function 'virtual void esphome::optolink::OptolinkTextSensor::setup()':
src/esphome/components/optolink/text_sensor/optolink_text_sensor.cpp:32:7: error: 'set_entity_category' was not declared in this scope; did you mean 'get_entity_category'?
   32 |       set_entity_category(esphome::ENTITY_CATEGORY_DIAGNOSTIC);
      |       ^~~~~~~~~~~~~~~~~~~
      |       get_entity_category
Compiling .pioenvs/viessmann/src/esphome/core/application.cpp.o
*** [.pioenvs/viessmann/src/esphome/components/optolink/text_sensor/optolink_text_sensor.cpp.o] Error 1
========================= [FAILED] Took 38.11 seconds =========================

the solution is to edit optolink_text_sensor.cpp
1- on the line 3 = > #include "esphome/core/entity_base.h"
2- commenting out lines 33 and 38

example:
optolink_text_sensor.cpp