Rebrand Pinscope to Periscope across product and codebase.

Rename the core package to periscopex, update UI/docs/Docker/deploy defaults to periscope.michelebigi.it, and keep legacy version/storage key aliases so existing projects keep working.

Co-authored-by: Cursor <cursoragent@cursor.com>

backend/services/passive_from_distributor.py

@@ -8,8 +8,8 @@ from __future__ import annotations
 
 import re
 
-from backend.pinscopex.models import ComponentModel, SimpleComponentSpecs
-from backend.pinscopex.resolve_passives import simple_to_typed_passive_specs
+from backend.periscopex.models import ComponentModel, SimpleComponentSpecs
+from backend.periscopex.resolve_passives import simple_to_typed_passive_specs
 
 _CAP = re.compile(
     r"(?P<num>\d+(?:\.\d+)?)\s*(?P<mul>[pnuμµmk])?\s*[fF]\b",