Generator: pilot analysis and fixes; G0002-G0021 tasks; handover notes merged

- Static bundle checks (name length, seed type, reserved words, contract test classes,
  testclasses_file), local abaplint parser check before SAP, max_tokens, robust JSON parse
- Runner: G2 for CDS views with parameters, contract_check detail in report
- G0020 and G0013 fixed by review and revalidated (oracle 100, null 0)
- Pilot results in docs/faz1-tasarim.md 11e; handover notes merged into CLAUDE.md and docs

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

tasks_gen/eval/G0005/reference/cx_weight_limit.clas.abap

@@ -0,0 +1,14 @@
+CLASS {{p}}cx_weight_limit DEFINITION PUBLIC INHERITING FROM {{p}}cx_freight_error FINAL CREATE PUBLIC.
+  PUBLIC SECTION.
+    DATA mv_weight_kg TYPE p LENGTH 15 DECIMALS 3.
+    DATA mv_max_weight_kg TYPE i.
+
+    METHODS get_reason_text REDEFINITION.
+ENDCLASS.
+
+
+CLASS {{p}}cx_weight_limit IMPLEMENTATION.
+  METHOD get_reason_text.
+    rv_text = 'Weight exceeds the zone limit'.
+  ENDMETHOD.
+ENDCLASS.