Feat/improve executors route

[cardosofede]

No description provided.

[rapcmia]

Commit e01b64a

• Setup this PR with docker build on Ubuntu24.04
• Tested with position_executor
• DELETE /executors/{executor_id} has been removed
• POST /executors, /executor/search, /executors/{executor_id}/stop
• GET /executors/{executor_id}, GET /executors/types/available and GET /executors/types/{executor_type}/config
• Found bug on GET /executors/positions/summary and /executors/positions/{connector_name}/{trading_pair
  • See Position_executor - When stopped with keep_position true doesn't show on /executor/positions #115
• I compared the issues found when testing this PR with main branch

---

GET /executors/summary, Error getting executor summary: 1 validation error for ExecutorsSummaryResponse ❌

2026-01-28 06:06:32,284 - routers.executors - ERROR - Error getting executor summary: 1 validation error for ExecutorsSummaryResponse
total_completed
  Field required [type=missing, input_value={'total_active': 1, 'tota...status': {'RUNNING': 1}}, input_type=dict]
    For further information visit https://errors.pydantic.dev/2.12/v/missing
Traceback (most recent call last):
  File "/hummingbot-api/routers/executors.py", line 153, in get_executors_summary
    return ExecutorsSummaryResponse(**summary)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/opt/conda/envs/hummingbot-api/lib/python3.12/site-packages/pydantic/main.py", line 250, in __init__
    validated_self = self.__pydantic_validator__.validate_python(data, self_instance=self)
                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
pydantic_core._pydantic_core.ValidationError: 1 validation error for ExecutorsSummaryResponse
total_completed
  Field required [type=missing, input_value={'total_active': 1, 'tota...status': {'RUNNING': 1}}, input_type=dict]
    For further inforation visit https://errors.pydantic.dev/2.12/v/missing
06:06:32.282 GET /executors/summary

• Steps to reproduce: Open a executor and check executor/summary