Set version from git for development

src/gisaf/config.py

@@ -3,7 +3,7 @@ import logging
 from pathlib import Path
 from typing import Any, Type, Tuple
 from yaml import safe_load
-from importlib.metadata import version
+from importlib.metadata import version as importlib_version
 
 from xdg import BaseDirectory
 from pydantic import BaseModel
@@ -14,6 +14,27 @@ from pydantic_settings import (
     YamlConfigSettingsSource,
 )
 
+
+def get_version():
+    version = importlib_version("gisaf-backend")
+    if version == "0.0.0":
+        from subprocess import run
+
+        try:
+            v_git_describe = run(
+                ["git", "describe", "--always", "--tags", "--dirty"],
+                capture_output=True,
+                text=True,
+                cwd=Path(__file__).parent.parent,
+            )
+            v_git_describe.check_returncode()
+            version = v_git_describe.stdout.strip()
+        except Exception:
+            logger.warn("Version not set in Python package and cannot determine ")
+            version = "?"
+    return version
+
+
 logger = logging.getLogger(__name__)
 ENV = environ.get("env", "prod")
 
@@ -349,7 +370,7 @@ class Config(BaseSettings):
     plot: Plot = Plot()
     plugins: dict[str, dict[str, Any]] = {}
     survey: Survey = Survey()
-    version: str = version("gisaf-backend")
+    version: str = get_version()
     weather_station: dict[str, dict[str, Any]] = {}
     widgets: Widgets = Widgets()