feat(identity): 识别接入集数解析——映射规则表、规范季集写回解析结果、待确认不建单元并开待处理、规则失效停用、按作品重算

迁移 0066_episode_mapping。

Co-Authored-By: Claude Opus 5.5 <[email protected]>
Claude-Session: https://claude.ai/code/session_01Cxwgnn2pbzQ7rXv3rq7fei

packages/contracts/src/episode-mapping.ts

@@ -0,0 +1,44 @@
+import { z } from "zod";
+import { ActorType, EntityBase, Id, JsonObject } from "./common.ts";
+import { EvidenceLevel } from "./identity.ts";
+
+// 集数映射规则(docs/plan/episode-resolution.md):作品 + 来源季(可空)+ 发布组(可空)的作用域,
+// 同一作用域同时只有一条 active。取值与 0066 迁移的 CHECK 一致(db-sync.test.ts 会查)。
+
+export const EpisodeMappingRuleKind = z.enum(["expression", "table", "special"]);
+export type EpisodeMappingRuleKind = z.infer<typeof EpisodeMappingRuleKind>;
+export const EpisodeSpecialKind = z.enum(["special", "extra", "ignore"]);
+export type EpisodeSpecialKind = z.infer<typeof EpisodeSpecialKind>;
+export const EpisodeMappingRuleStatus = z.enum(["active", "disabled"]);
+export type EpisodeMappingRuleStatus = z.infer<typeof EpisodeMappingRuleStatus>;
+
+const EpisodeRangeSchema = z.object({ start: z.number().int(), end: z.number().int() });
+
+/** 表格规则的一条:来源集号区间 → 目标的一集 */
+export const EpisodeMappingTableEntry = z.object({
+  from: EpisodeRangeSchema,
+  to: z.object({ season: z.number().int(), episode: z.number().int() }),
+});
+export type EpisodeMappingTableEntry = z.infer<typeof EpisodeMappingTableEntry>;
+
+export const EpisodeMappingRuleRow = EntityBase.extend({
+  mediaEntityId: Id,
+  /** 来源季;null = 任意季 */
+  season: z.number().int().nullable(),
+  /** 发布组;null = 任意发布组,比较忽略大小写 */
+  releaseGroup: z.string().nullable(),
+  kind: EpisodeMappingRuleKind,
+  /** expression 规则的偏移表达式(如 `EP-12`) */
+  expression: z.string().nullable(),
+  targetSeason: z.number().int().nullable(),
+  tableEntries: z.array(EpisodeMappingTableEntry).nullable(),
+  special: EpisodeSpecialKind.nullable(),
+  status: EpisodeMappingRuleStatus,
+  evidenceLevel: EvidenceLevel,
+  evidence: JsonObject,
+  /** 规则失效被停用时的证据 */
+  disabledReason: z.string().nullable(),
+  createdByType: ActorType,
+  createdById: z.string().nullable(),
+});
+export type EpisodeMappingRuleRow = z.infer<typeof EpisodeMappingRuleRow>;