[BROKEN] Add CLI option for option

This is still slightly broken, as new processes are not able to access
the configuration.

where_fi/cli/globals.py

@@ -1,18 +1,32 @@
 from functools import partial
 from pathlib import Path
+from typing import Annotated
+
+import typer
 
 from .. import collection
+from .. import config as config_mod
 from ..collection import file, ingest
 
 csi_producer: collection.CSIProducer = collection.noop
 is_live = True
 
 
-def main(from_file: Path | None = None) -> None:
-    global csi_producer, is_live
+def main(
+    from_file: Annotated[
+        Path | None,
+        typer.Option(help="Read CSI data from file. Uses live data if not specified"),
+    ] = None,
+    config: Annotated[
+        Path, typer.Option(help="Specify path to config file", exists=True)
+    ] = Path("config.yaml"),
+) -> None:
+    global csi_producer, is_live, config_path
     if from_file:
         csi_producer = partial(file.start_processing, file_path=from_file)
         is_live = False
     else:
         csi_producer = ingest.start_processing
         is_live = True
+
+    config_mod.load(config)

where_fi/config/__init__.py

@@ -1,5 +1,6 @@
 import logging
 import sys
+from pathlib import Path
 
 import pydantic
 import yaml
@@ -8,17 +9,22 @@ from . import models
 
 logger = logging.getLogger(__name__)
 
-try:
-    config = yaml.safe_load(open("config.yaml"))
-except FileNotFoundError:
+config: models.Config | None = None
+
+
+def load(path: Path) -> None:
+    global config
+    try:
+        config_yaml = yaml.safe_load(open(path))
+    except FileNotFoundError:
         logger.error(
             "No config.yaml file found. Make sure to copy the "
             "config.example.yaml file to config.yaml"
         )
         sys.exit(1)
 
-try:
-    config = models.Config(**config)
-except pydantic.ValidationError as e:
+    try:
+        config = models.Config(**config_yaml)
+    except pydantic.ValidationError as e:
         logger.error(f"Invalid config.yaml file: {e}")
         sys.exit(1)