MSYS2 bootstrapper (#332)

* Added API endpoints to pass files from the MSYS2 repos to the client MSYS2 terminals
* Updated documentation to reflect addition of MSYS2 support
* Updated documentation with 'virtualenv' and 'murfey' installation instructions

src/murfey/server/__init__.py

@@ -83,8 +83,8 @@
 
 
 class ExtendedRecord(NamedTuple):
-    record: Base
-    record_params: List[Base]
+    record: Base  # type: ignore
+    record_params: List[Base]  # type: ignore
 
 
 class JobIDs(NamedTuple):
@@ -2852,8 +2852,8 @@ def _register(record, header: dict, **kwargs):
     raise NotImplementedError(f"Not method to register {record} or type {type(record)}")
 
 
-@_register.register  # type: ignore
-def _(record: Base, header: dict, **kwargs):
+@_register.register
+def _(record: Base, header: dict, **kwargs):  # type: ignore
     if not _transport_object:
         logger.error(
             f"No transport object found when processing record {record}. Message header: {header}"
@@ -2891,7 +2891,7 @@ def _(record: Base, header: dict, **kwargs):
         return None
 
 
-@_register.register  # type: ignore
+@_register.register
 def _(extended_record: ExtendedRecord, header: dict, **kwargs):
     if not _transport_object:
         raise ValueError(

src/murfey/server/api/auth.py

@@ -1,7 +1,7 @@
 from __future__ import annotations
 
-import importlib.metadata
 import secrets
+import sys
 from logging import getLogger
 from typing import Annotated, Dict
 
@@ -17,6 +17,11 @@
 from murfey.util.db import MurfeyUser as User
 from murfey.util.db import Session as MurfeySession
 
+if sys.version_info < (3, 10):
+    from importlib_metadata import entry_points
+else:
+    from importlib.metadata import entry_points
+
 # Set up logger
 logger = getLogger("murfey.server.api.auth")
 
@@ -64,7 +69,8 @@ def validate_user(username: str, password: str) -> bool:
 
 
 def validate_visit(visit_name: str, token: str) -> bool:
-    if validators := importlib.metadata.entry_points().select(
+    # Entry points have to be handled differently pre-3.9
+    if validators := entry_points().select(
         group="murfey.auth.session_validation",
         name=machine_config.auth.session_validation,
     ):