feat(import): resolve color variety ID mappings mismatch, support unnamed parents in virtual litters, and implement SaleContract updates

tools/import/resolve_import.py

@@ -71,15 +71,38 @@ def main():
 
     # Load color variety seeds
     print("Loading color variety seeds...")
+    variety_map = {}
+    
+    # Load from C# ApplicationContext.cs catalog for stable database GUIDs (index + 1)
+    app_context_path = os.path.abspath(os.path.join(HERE, "..", "..", "GerbilManagerWebAPI", "ApplicationContext.cs"))
+    cs_name_to_id = {}
+    if os.path.exists(app_context_path):
+        with open(app_context_path, 'r', encoding='utf-8') as f:
+            content = f.read()
+        catalog_match = re.search(r'catalog\s*=\s*\{(.*?)\};', content, re.DOTALL)
+        if catalog_match:
+            block = catalog_match.group(1)
+            entries = re.findall(r'\(\s*"([^"]+)"\s*,\s*"([^"]+)"\s*,\s*(\d+)\s*\)', block)
+            for idx, (name, genotype, sort_order) in enumerate(entries):
+                variety_id = f"00000000-0000-0000-0000-{idx + 1:012d}"
+                cs_name_to_id[name.strip().lower()] = variety_id
+                variety_map[name.strip().lower()] = variety_id
+    else:
+        print(f"Warning: ApplicationContext.cs not found at {app_context_path}")
+
     with open(SEEDS_PATH, "r", encoding="utf-8") as f:
         seeds = json.load(f)
 
-    # Map variety name -> Guid
-    variety_map = {}
     for v in seeds:
-        # UUID is based on SortOrder + 1
-        variety_id = f"00000000-0000-0000-0000-{v['sortOrder'] + 1:012d}"
-        variety_map[v["name"].strip().lower()] = variety_id
+        name_lower = v["name"].strip().lower()
+        variety_id = cs_name_to_id.get(name_lower)
+        if not variety_id:
+            variety_id = f"00000000-0000-0000-0000-{v['sortOrder'] + 1:012d}"
+            variety_map[name_lower] = variety_id
+        
+        # Map English name if present
+        if "english" in v and v["english"]:
+            variety_map[v["english"].strip().lower()] = variety_id
 
     # 1. Establish stable Guid maps
     animal_guid_map = {a["id"]: generate_guid(f"animal-{a['id']}") for a in animals}
@@ -297,12 +320,12 @@ def main():
         elif not is_resident:
             status = "GivenAway"
         else:
-            # Age presumed deceased (>7 years)
+            # Age presumed deceased (>6 years)
             if dob:
                 dt_dob = datetime.strptime(dob, "%Y-%m-%d")
                 dt_now = datetime.now()
                 age_years = (dt_now - dt_dob).days / 365.25
-                if age_years >= 7.0:
+                if age_years >= 6.0:
                     status = "Deceased"
                 else:
                     status = "Breeding" # default to breeding for resident stock