feat: relax Python version requirement

[KimigaiiWuyi]

Summary

relax Python version requirement to >=3.11 or >=3.10

Changes

• StrEnum → (str, Enum) change in models.py
• requires-python bump to >=3.10
• CI matrix expansion to test 3.10, 3.11, 3.12, 3.13 (.github/workflows/ci.yml)

Related

#30

Checklist

• Tests pass (make all)
• Docs updated (if user-facing)

~:\> make all
uv run ruff format src/
46 files left unchanged
uv run ruff check --fix --fix-only src/
uv run ruff format --check src/
46 files already formatted
uv run ruff check src/
All checks passed!
uv run ty check src/
All checks passed!
uv run pytest
================================================================ test session starts =================================================================
platform win32 -- Python 3.13.1, pytest-9.0.2, pluggy-1.6.0
rootdir: E:\MyPyProject\memv
configfile: pyproject.toml
testpaths: tests
plugins: anyio-4.13.0, langsmith-0.7.23, asyncio-1.3.0
asyncio: mode=Mode.AUTO, debug=False, asyncio_default_fixture_loop_scope=None, asyncio_default_test_loop_scope=function
collected 229 items

tests\test_atomization.py ..........                                                                                                            [  4%]
tests\test_batch_segmenter.py ..........                                                                                                        [  8%]
tests\test_episode_generator.py .......                                                                                                         [ 11%]
tests\test_episode_merger.py ........                                                                                                           [ 15%]
tests\test_episode_store.py ..............                                                                                                      [ 21%]
tests\test_extractor.py ............                                                                                                            [ 26%]
tests\test_knowledge_store.py .............................                                                                                     [ 39%]
tests\test_memory_e2e.py ....................................                                                                                   [ 55%]
tests\test_message_store.py ...............                                                                                                     [ 61%]
tests\test_models.py ..........                                                                                                                 [ 65%]
tests\test_retriever.py ..........                                                                                                              [ 70%]
tests\test_temporal.py ......................................                                                                                   [ 86%]
tests\test_text_index.py ..............                                                                                                         [ 93%]
tests\test_vector_index.py ................                                                                                                     [100%]

================================================================ 229 passed in 11.97s ================================================================

vermin test

~:\> vermin -t=3.10 -v .
Detecting python files..
Analyzing 70 files using 12 processes..
!2, 3.7      F:\memv\examples\agent_integration.py
!2, 3.7      F:\memv\examples\autogen_agent.py
!2, 3.7      F:\memv\examples\crewai_agent.py
!2, 3.7      F:\memv\examples\demo.py
!2, 3.9      F:\memv\examples\langgraph_agent.py
!2, 3.7      F:\memv\examples\llamaindex_agent.py
!2, 3.7      F:\memv\examples\pydantic_ai_agent.py
!2, 3.7      F:\memv\examples\quickstart.py
!2, 3.0      F:\memv\src\memv_init_.py
!2, 3.7      F:\memv\src\memv\cache.py
!2, 3.7      F:\memv\src\memv\config.py
~2, ~3       F:\memv\src\memv\dashboard_init_.py
!2, 3.6      F:\memv\src\memv\dashboard_main_.py
!2, 3.6      F:\memv\src\memv\dashboard\app.py
!2, 3.6      F:\memv\src\memv\embeddings_init_.py
!2, 3.6      F:\memv\src\memv\embeddings\cohere.py
!2, 3.9      F:\memv\src\memv\embeddings\fastembed.py
!2, 3.6      F:\memv\src\memv\embeddings\openai.py
!2, 3.6      F:\memv\src\memv\embeddings\voyage.py
~2, ~3       F:\memv\src\memv\llm_init_.py
!2, 3.6      F:\memv\src\memv\llm\pydantic_ai.py
~2, ~3       F:\memv\src\memv\memory_init_.py
!2, 3.10     F:\memv\src\memv\memory_api.py
!2, 3.7      F:\memv\src\memv\memory_lifecycle.py
!2, 3.10     F:\memv\src\memv\memory_pipeline.py
!2, 3.7      F:\memv\src\memv\memory_task_manager.py
!2, 3.7      F:\memv\src\memv\memory\memory.py
!2, 3.8      F:\memv\src\memv\models.py
~2, ~3       F:\memv\src\memv\processing_init_.py
!2, 3.6      F:\memv\src\memv\processing\batch_segmenter.py
!2, 3.6      F:\memv\src\memv\processing\boundary.py
!2, 3.10     F:\memv\src\memv\processing\episode_merger.py
!2, 3.6      F:\memv\src\memv\processing\episodes.py
!2, 3.6      F:\memv\src\memv\processing\extraction.py
!2, 3.6      F:\memv\src\memv\processing\prompts.py
!2, 3.7      F:\memv\src\memv\processing\temporal.py
!2, 3.8      F:\memv\src\memv\protocols.py
~2, ~3       F:\memv\src\memv\retrieval_init_.py
!2, 3.7      F:\memv\src\memv\retrieval\retriever.py
~2, ~3       F:\memv\src\memv\storage_init_.py
~2, ~3       F:\memv\src\memv\storage\postgres_init_.py
!2, 3.7      F:\memv\src\memv\storage\postgres_base.py
!2, 3.7      F:\memv\src\memv\storage\postgres_episodes.py
!2, 3.7      F:\memv\src\memv\storage\postgres_knowledge.py
!2, 3.7      F:\memv\src\memv\storage\postgres_messages.py
!2, 3.7      F:\memv\src\memv\storage\postgres_text_index.py
!2, 3.7      F:\memv\src\memv\storage\postgres_vector_index.py
~2, ~3       F:\memv\src\memv\storage\sqlite_init_.py
!2, 3.7      F:\memv\src\memv\storage\sqlite_base.py
!2, 3.7      F:\memv\src\memv\storage\sqlite_episodes.py
!2, 3.7      F:\memv\src\memv\storage\sqlite_knowledge.py
!2, 3.5      F:\memv\src\memv\storage\sqlite_messages.py
!2, 3.7      F:\memv\src\memv\storage\sqlite_text_index.py
!2, 3.7      F:\memv\src\memv\storage\sqlite_vector_index.py
~2, ~3       F:\memv\tests_init_.py
!2, 3.6      F:\memv\tests\conftest.py
!2, 3.5      F:\memv\tests\test_atomization.py
!2, 3.5      F:\memv\tests\test_batch_segmenter.py
!2, 3.5      F:\memv\tests\test_episode_generator.py
!2, 3.5      F:\memv\tests\test_episode_merger.py
!2, 3.5      F:\memv\tests\test_episode_store.py
!2, 3.5      F:\memv\tests\test_extractor.py
!2, 3.6      F:\memv\tests\test_knowledge_store.py
!2, 3.5      F:\memv\tests\test_memory_e2e.py
!2, 3.5      F:\memv\tests\test_message_store.py
!2, 3.2      F:\memv\tests\test_models.py
!2, 3.6      F:\memv\tests\test_retriever.py
!2, 3.2      F:\memv\tests\test_temporal.py
!2, 3.6      F:\memv\tests\test_text_index.py
!2, 3.5      F:\memv\tests\test_vector_index.py

[brgsk]

Clean change - thanks for the vermin analysis! Great to see the true minimum version verified systematically.

LGTM to merge from my side.