add djls-django crate (#6)

* add djls-django crate

* rework

* oops

* add check for GDAL and GeoDjango

* lots of things

* remove unused scripts

* move scripts to dedicated mod and make static consts

* inline gdal check

* rename mod

* rename mod

* move server info to consts

* adjust pyproject

* hide rustfmt config

* simplify django setup

* adjust printing

python/djls/has_import.py

@@ -0,0 +1,21 @@
+# has_import.py
+from __future__ import annotations
+
+import json
+import sys
+
+
+def check_import(module: str) -> bool:
+    try:
+        module_parts = module.split(".")
+        current = __import__(module_parts[0])
+        for part in module_parts[1:]:
+            current = getattr(current, part)
+        return True
+    except (ImportError, AttributeError):
+        return False
+
+
+if __name__ == "__main__":
+    result = {"can_import": check_import(sys.argv[1])}
+    print(json.dumps(result))