Mutation check done on all accepted tasks; mutant fixes; dump filter in proxy

- skip sy-subrc lines and CDS type lengths; CDS literal mutants; mutate helper classes
- proxy: sap_short_dumps shows only dumps of the current run
- 26/26 tasks pass; results in docs/faz1-tasarim.md 11g

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_014aUaQeLnwbb1zTpN7kHeat

tasks_gen/eval/G0024/mutation.json

@@ -0,0 +1,68 @@
+{
+ "task": "G0024",
+ "mutants": [
+  {
+   "object": "{{P}}I_SALES_REPORT",
+   "mutant": "line 10: sum( -> max( (agg)",
+   "status": "killed",
+   "hidden": "6/7",
+   "failed_tests": [
+    "SUMS_QUANTITY"
+   ]
+  },
+  {
+   "object": "{{P}}I_SALES_REPORT",
+   "mutant": "line 11: sum( -> max( (agg)",
+   "status": "killed",
+   "hidden": "6/7",
+   "failed_tests": [
+    "SUMS_AMOUNT"
+   ]
+  },
+  {
+   "object": "{{P}}I_SALES_REPORT",
+   "mutant": "line 13: >= -> < (rel)",
+   "status": "killed",
+   "hidden": "2/7",
+   "failed_tests": [
+    "BOUNDS_INCLUSIVE",
+    "EXCLUDES_BEFORE_FROM",
+    "ROW_PER_PRODUCT",
+    "SUMS_AMOUNT",
+    "SUMS_QUANTITY"
+   ]
+  },
+  {
+   "object": "{{P}}I_SALES_REPORT",
+   "mutant": "line 14: and -> or (logic)",
+   "status": "killed",
+   "hidden": "2/7",
+   "failed_tests": [
+    "BOUNDS_INCLUSIVE",
+    "EMPTY_PERIOD",
+    "EXCLUDES_AFTER_TO",
+    "EXCLUDES_BEFORE_FROM",
+    "ROW_PER_PRODUCT"
+   ]
+  },
+  {
+   "object": "{{P}}I_SALES_REPORT",
+   "mutant": "line 14: <= -> > (rel)",
+   "status": "killed",
+   "hidden": "0/7",
+   "failed_tests": [
+    "BOUNDS_INCLUSIVE",
+    "EMPTY_PERIOD",
+    "EXCLUDES_AFTER_TO",
+    "EXCLUDES_BEFORE_FROM",
+    "ROW_PER_PRODUCT",
+    "SUMS_AMOUNT",
+    "SUMS_QUANTITY"
+   ]
+  }
+ ],
+ "valid": 5,
+ "killed": 5,
+ "kill_rate": 1.0,
+ "ok": true
+}