Accept sub-GB RAM and tablet-weight phones in the seed validator

TechAPI #257 corrected storage-as-RAM on 2006-2012 phones (original iPhone
128 MB, Nexus S 512 MB) and relaxed its own validator to 0.016-64 GB RAM and
50-1500 g. This copy still rejected them, failing CI on every PR.

Author: Seungpyo1007

app/validate.py

@@ -309,9 +309,9 @@ def validate() -> list[str]:
         _check_slug(fname, rec.get("slug"), errors)
         if "release_date" in rec:
             _check_date(fname, rec["release_date"], errors)
-        _check_range(fname, "ram_gb", rec.get("ram_gb"), 1, 64, errors)
+        _check_range(fname, "ram_gb", rec.get("ram_gb"), 0.016, 64, errors)
         _check_range(fname, "battery_mah", rec.get("battery_mah"), 500, 12000, errors)
-        _check_range(fname, "weight_g", rec.get("weight_g"), 50, 500, errors)
+        _check_range(fname, "weight_g", rec.get("weight_g"), 50, 1500, errors)
         if "msrp_usd" in rec:
             _check_range(fname, "msrp_usd", rec["msrp_usd"], 50, 5000, errors)
         if rec.get("brand") not in brand_slugs: