fix: 部分收付累计释额并扩展结算 E2E 与 CI

账期收付改为按累计已付同步 credit_ledger，修复多笔 partial_paid 与坏账核销重复释额；新增 API E2E（占成、权限、部分收付/坏账）与 GitHub Actions e2e-api job。

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

e2e/tests/api/helpers/draw-settlement.ts

@@ -27,12 +27,15 @@ export async function runWalletDrawSettlement(params: {
   playerToken: string;
   drawNo: string;
   betNumber?: string;
+  /** 公布头奖号码；默认与 betNumber 相同（必中）。传不同值可测玩家输单。 */
+  publishWinNumber?: string;
   betAmount?: number;
   balanceBefore?: number;
   expectWalletIncrease?: boolean;
 }): Promise<DrawSettlementResult> {
   const drawNo = params.drawNo;
   const betNumber = params.betNumber ?? '1234';
+  const publishWinNumber = params.publishWinNumber ?? betNumber;
   const betAmount = params.betAmount ?? 10_000;
 
   const player = await pwPlayerCtx(params.playerToken);
@@ -63,7 +66,7 @@ export async function runWalletDrawSettlement(params: {
   const drawId = await resolveDrawId(admin, drawNo);
 
   const store = await admin.post(`/api/v1/admin/draws/${drawId}/result-batches`, {
-    data: { items: buildAllResultItems(betNumber) },
+    data: { items: buildAllResultItems(publishWinNumber) },
   });
   expect(store.ok(), `store batch status=${store.status()}`).toBeTruthy();
   const storeBody = (await store.json()) as any;