init: edu-content 内容库骨架（L1-L4 四层数据模型 + B类迁移 + lint/CI 工具）

schemas/vocab-1.1.schema.json

@@ -0,0 +1,41 @@
+{
+  "$schema": "http://json-schema.org/draft-07/schema#",
+  "title": "vocab-1.1 word entry",
+  "description": "词库条目。在原有 vocab 记录上新增 source.source_id（必填）血缘字段；保留 licence（英式）记录级标注。",
+  "type": "object",
+  "required": ["id", "level", "headword", "pos", "origin", "source", "gloss"],
+  "properties": {
+    "id": { "type": "string" },
+    "level": { "type": "string", "enum": ["A2", "B1"] },
+    "headword": { "type": "string" },
+    "pos": { "type": "array", "items": { "type": "string" } },
+    "pos_notes": { "type": ["string", "null"] },
+    "examples": { "type": ["array", "null"], "items": { "type": "object" } },
+    "phrases": { "type": ["array", "null"] },
+    "topics": { "type": ["array", "null"] },
+    "origin": { "type": "string" },
+    "source": {
+      "type": "object",
+      "required": ["source_id"],
+      "properties": {
+        "source_id": { "type": "string", "pattern": "^[a-z0-9][a-z0-9-]*$" },
+        "source_item_id": { "type": ["string", "null"] },
+        "file": { "type": ["string", "null"] },
+        "url": { "type": ["string", "null"] },
+        "publisher": { "type": ["string", "null"] },
+        "licence": { "type": "string", "enum": ["official-free", "cc-by", "cc-by-sa", "cc-nc-education", "restricted", "internal-only", "llm-generated", "unknown"] }
+      }
+    },
+    "gloss": {
+      "type": "object",
+      "required": ["zh", "source", "licence"],
+      "properties": {
+        "zh": { "type": "string" },
+        "phonetic": { "type": ["string", "null"] },
+        "phonetic_source": { "type": ["string", "null"] },
+        "source": { "type": "string" },
+        "licence": { "type": "string", "enum": ["official-free", "cc-by", "cc-by-sa", "cc-nc-education", "restricted", "internal-only", "llm-generated", "unknown"] }
+      }
+    }
+  }
+}