diff --git a/init/rbac_seed.json b/init/rbac_seed.json
new file mode 100644
index 0000000..ff9267d
--- /dev/null
+++ b/init/rbac_seed.json
@@ -0,0 +1,307 @@
+{
+    "module": "pbl_scense_ext",
+    "milestone": "M9（覆盖层前端与页面注册）",
+    "note": "pbl_scense_ext 26 条 RBAC 路径权限种子清单（M9-收口C，消 P-1/P-2 pending=26）。逐条显式登记，禁止 % / * 通配符（module-development-spec 硬门禁 6.6）。由 scripts/m9c_rbac_seed.py 幂等导入 permission/rolepermission，并由 scripts/rbac_set_perm.py 作为 scripts/load_path.py register() 的 RBAC_SET_PERM 工具，使 'rbac paths: total=26 ok=26 pending=0'。traceability 中函数名/文件/行号均为 grep 实测值（沿用 pbl_runtime_ext b54ff00 做法）。",
+    "source_of_truth": "scripts/load_path.py PATHS（26 条，22 logined + 4 any）",
+    "default_role": "logined",
+    "permissions": [
+        {
+            "name": "pbl_session_context_get",
+            "path": "/pbl_scense_ext/api/pbl_session_context_get.dspy",
+            "kind": "api",
+            "role": "logined",
+            "endpoint": "wwwroot/api/pbl_session_context_get.dspy",
+            "milestone": "M9",
+            "title": "会话上下文读取（租户/世界/角色）",
+            "traceability": "pbl_scense_ext/api.py::pbl_session_context_get（api.py:102）→ __init__.py:9 → init.py:20 env 挂载 → wwwroot/api/pbl_session_context_get.dspy → load_path.py PATHS[0]"
+        },
+        {
+            "name": "pbl_page_registry_list",
+            "path": "/pbl_scense_ext/api/pbl_page_registry_list.dspy",
+            "kind": "api",
+            "role": "logined",
+            "endpoint": "wwwroot/api/pbl_page_registry_list.dspy",
+            "milestone": "M9",
+            "title": "覆盖层 12 页面注册表（含渲染时延预算）",
+            "traceability": "pbl_scense_ext/api.py::pbl_page_registry_list（api.py:46，读 PAGES api.py:16）→ __init__.py:10 → init.py:21 → wwwroot/api/pbl_page_registry_list.dspy → load_path.py PATHS[1]"
+        },
+        {
+            "name": "pbl_playtest_feedback_save",
+            "path": "/pbl_scense_ext/api/pbl_playtest_feedback_save.dspy",
+            "kind": "api",
+            "role": "logined",
+            "endpoint": "wwwroot/api/pbl_playtest_feedback_save.dspy",
+            "milestone": "M9",
+            "title": "Playtest 反馈/反思落库",
+            "traceability": "pbl_scense_ext/api.py::pbl_playtest_feedback_save（api.py:113）→ __init__.py:11 → init.py:22 → wwwroot/api/pbl_playtest_feedback_save.dspy → load_path.py PATHS[2]"
+        },
+        {
+            "name": "pbl_overlay_bootstrap",
+            "path": "/pbl_scense_ext/api/pbl_overlay_bootstrap.dspy",
+            "kind": "api",
+            "role": "logined",
+            "endpoint": "wwwroot/api/pbl_overlay_bootstrap.dspy",
+            "milestone": "M9",
+            "title": "覆盖层启动上下文（bootstrap）",
+            "traceability": "pbl_scense_ext/api.py::pbl_overlay_bootstrap（api.py:62）→ __init__.py:12 → init.py:23 → wwwroot/api/pbl_overlay_bootstrap.dspy → load_path.py PATHS[3]"
+        },
+        {
+            "name": "pbl_scense_ext_root",
+            "path": "/pbl_scense_ext",
+            "kind": "page",
+            "role": "logined",
+            "endpoint": "wwwroot/index.ui（模块根目录路由，indexes=index.ui）",
+            "milestone": "M9",
+            "title": "pbl_scense_ext 模块入口（目录路由）",
+            "traceability": "wwwroot/index.ui（由 wwwroot 软链挂载，apps/pbls build.sh 第 5 步）→ load_path.py PATHS[4]"
+        },
+        {
+            "name": "pbl_scense_ext_index_ui",
+            "path": "/pbl_scense_ext/index.ui",
+            "kind": "page",
+            "role": "logined",
+            "endpoint": "wwwroot/index.ui",
+            "milestone": "M9",
+            "title": "pbl_scense_ext 入口页壳",
+            "traceability": "wwwroot/index.ui → load_path.py PATHS[5]"
+        },
+        {
+            "name": "pbl_overlay_loader_js",
+            "path": "/pbl_scense_ext/overlay/pbl_overlay_loader.js",
+            "kind": "static",
+            "role": "any",
+            "endpoint": "wwwroot/overlay/pbl_overlay_loader.js",
+            "milestone": "M9",
+            "title": "覆盖层脚本/CSS 注入器 + 运行时 i18n（预鉴权页壳首屏）",
+            "traceability": "wwwroot/overlay/pbl_overlay_loader.js:2（FILES L51 注入 core/transport/play；I18N_DIR L48 fetch msg.txt）→ load_path.py PATHS[6]（any，QC #1/#6）"
+        },
+        {
+            "name": "pbl_overlay_css",
+            "path": "/pbl_scense_ext/overlay/pbl_overlay.css",
+            "kind": "static",
+            "role": "any",
+            "endpoint": "wwwroot/overlay/pbl_overlay.css",
+            "milestone": "M9",
+            "title": "覆盖层主题 CSS（页壳首屏样式，不含业务数据）",
+            "traceability": "wwwroot/overlay/pbl_overlay.css → load_path.py PATHS[7]（any，QC #1）"
+        },
+        {
+            "name": "pbl_overlay_core_js",
+            "path": "/pbl_scense_ext/overlay/pbl_overlay_core.js",
+            "kind": "static",
+            "role": "logined",
+            "endpoint": "wwwroot/overlay/pbl_overlay_core.js",
+            "milestone": "M9",
+            "title": "覆盖层业务内核 JS（登录后由 loader 注入）",
+            "traceability": "wwwroot/overlay/pbl_overlay_loader.js FILES L51 → wwwroot/overlay/pbl_overlay_core.js → load_path.py PATHS[8]（logined）"
+        },
+        {
+            "name": "pbl_overlay_transport_js",
+            "path": "/pbl_scense_ext/overlay/pbl_overlay_transport.js",
+            "kind": "static",
+            "role": "logined",
+            "endpoint": "wwwroot/overlay/pbl_overlay_transport.js",
+            "milestone": "M9",
+            "title": "覆盖层广播/意图通道 JS",
+            "traceability": "wwwroot/overlay/pbl_overlay_loader.js FILES L51 → wwwroot/overlay/pbl_overlay_transport.js → load_path.py PATHS[9]（logined）"
+        },
+        {
+            "name": "pbl_overlay_play_js",
+            "path": "/pbl_scense_ext/overlay/pbl_overlay_play.js",
+            "kind": "static",
+            "role": "logined",
+            "endpoint": "wwwroot/overlay/pbl_overlay_play.js",
+            "milestone": "M9",
+            "title": "覆盖层装配 JS（世界内 5 页）",
+            "traceability": "wwwroot/overlay/pbl_overlay_loader.js FILES L51 → wwwroot/overlay/pbl_overlay_play.js → load_path.py PATHS[10]（logined）"
+        },
+        {
+            "name": "pbl_overlay_i18n_zh",
+            "path": "/pbl_scense_ext/i18n/zh/msg.txt",
+            "kind": "static",
+            "role": "any",
+            "endpoint": "wwwroot/i18n/zh/msg.txt",
+            "milestone": "M9",
+            "title": "覆盖层中文文案表（运行时 i18n 单一事实源）",
+            "traceability": "wwwroot/overlay/pbl_overlay_loader.js loadLang()（I18N_DIR L48）→ wwwroot/i18n/zh/msg.txt；生成期同源校验 scripts/gen_overlay_pages.py::load_msg（gen_overlay_pages.py:90）→ load_path.py PATHS[11]（any，QC #6）"
+        },
+        {
+            "name": "pbl_overlay_i18n_en",
+            "path": "/pbl_scense_ext/i18n/en/msg.txt",
+            "kind": "static",
+            "role": "any",
+            "endpoint": "wwwroot/i18n/en/msg.txt",
+            "milestone": "M9",
+            "title": "覆盖层英文文案表（运行时 i18n 单一事实源）",
+            "traceability": "wwwroot/overlay/pbl_overlay_loader.js loadLang()（I18N_DIR L48）→ wwwroot/i18n/en/msg.txt；生成期同源校验 scripts/gen_overlay_pages.py::load_msg（gen_overlay_pages.py:90）→ load_path.py PATHS[12]（any，QC #6）"
+        },
+        {
+            "name": "pbl_overlay_page_home",
+            "path": "/pbl_scense_ext/pbl_overlay/home.ui",
+            "kind": "page",
+            "role": "logined",
+            "endpoint": "wwwroot/pbl_overlay/home.ui",
+            "milestone": "M9",
+            "title": "PBL 首页（覆盖层页壳）",
+            "traceability": "scripts/gen_overlay_pages.py PAGES（gen_overlay_pages.py:72）→ wwwroot/pbl_overlay/home.ui；运行时路由 pbl_scense_ext/api.py PAGES[0]（api.py:17）→ load_path.py PATHS[13]"
+        },
+        {
+            "name": "pbl_overlay_page_blueprint_list",
+            "path": "/pbl_scense_ext/pbl_overlay/blueprint_list.ui",
+            "kind": "page",
+            "role": "logined",
+            "endpoint": "wwwroot/pbl_overlay/blueprint_list.ui",
+            "milestone": "M9",
+            "title": "蓝图列表（覆盖层页壳）",
+            "traceability": "scripts/gen_overlay_pages.py PAGES（gen_overlay_pages.py:72）→ wwwroot/pbl_overlay/blueprint_list.ui；运行时路由 api.py PAGES[1]（api.py:18）→ load_path.py PATHS[14]"
+        },
+        {
+            "name": "pbl_overlay_page_blueprint_editor",
+            "path": "/pbl_scense_ext/pbl_overlay/blueprint_editor.ui",
+            "kind": "page",
+            "role": "logined",
+            "endpoint": "wwwroot/pbl_overlay/blueprint_editor.ui",
+            "milestone": "M9",
+            "title": "蓝图编辑器（覆盖层页壳）",
+            "traceability": "scripts/gen_overlay_pages.py PAGES（gen_overlay_pages.py:72）→ wwwroot/pbl_overlay/blueprint_editor.ui；运行时路由 api.py PAGES[2]（api.py:19）→ load_path.py PATHS[15]"
+        },
+        {
+            "name": "pbl_overlay_page_validation_report",
+            "path": "/pbl_scense_ext/pbl_overlay/validation_report.ui",
+            "kind": "page",
+            "role": "logined",
+            "endpoint": "wwwroot/pbl_overlay/validation_report.ui",
+            "milestone": "M9",
+            "title": "校验报告 14 维（覆盖层页壳）",
+            "traceability": "scripts/gen_overlay_pages.py PAGES（gen_overlay_pages.py:72）→ wwwroot/pbl_overlay/validation_report.ui；运行时路由 api.py PAGES[3]（api.py:20）→ load_path.py PATHS[16]"
+        },
+        {
+            "name": "pbl_overlay_page_agent_console",
+            "path": "/pbl_scense_ext/pbl_overlay/agent_console.ui",
+            "kind": "page",
+            "role": "logined",
+            "endpoint": "wwwroot/pbl_overlay/agent_console.ui",
+            "milestone": "M9",
+            "title": "Agent 控制台（覆盖层页壳）",
+            "traceability": "scripts/gen_overlay_pages.py PAGES（gen_overlay_pages.py:72）→ wwwroot/pbl_overlay/agent_console.ui；运行时路由 api.py PAGES[4]（api.py:21）→ load_path.py PATHS[17]"
+        },
+        {
+            "name": "pbl_overlay_page_approval_center",
+            "path": "/pbl_scense_ext/pbl_overlay/approval_center.ui",
+            "kind": "page",
+            "role": "logined",
+            "endpoint": "wwwroot/pbl_overlay/approval_center.ui",
+            "milestone": "M9",
+            "title": "人工审批中心（覆盖层页壳）",
+            "traceability": "scripts/gen_overlay_pages.py PAGES（gen_overlay_pages.py:72）→ wwwroot/pbl_overlay/approval_center.ui；运行时路由 api.py PAGES[5]（api.py:22）→ load_path.py PATHS[18]"
+        },
+        {
+            "name": "pbl_overlay_page_play_preview",
+            "path": "/pbl_scense_ext/pbl_overlay/play_preview.ui",
+            "kind": "page",
+            "role": "logined",
+            "endpoint": "wwwroot/pbl_overlay/play_preview.ui",
+            "milestone": "M9",
+            "title": "Play 预览（覆盖层页壳，世界内）",
+            "traceability": "scripts/gen_overlay_pages.py PAGES（gen_overlay_pages.py:72）→ wwwroot/pbl_overlay/play_preview.ui；运行时路由 api.py PAGES[6]（api.py:23）→ load_path.py PATHS[19]"
+        },
+        {
+            "name": "pbl_overlay_page_mission_board",
+            "path": "/pbl_scense_ext/pbl_overlay/mission_board.ui",
+            "kind": "page",
+            "role": "logined",
+            "endpoint": "wwwroot/pbl_overlay/mission_board.ui",
+            "milestone": "M9",
+            "title": "驱动问题板（覆盖层页壳，世界内）",
+            "traceability": "scripts/gen_overlay_pages.py PAGES（gen_overlay_pages.py:72）→ wwwroot/pbl_overlay/mission_board.ui；运行时路由 api.py PAGES[7]（api.py:24）→ load_path.py PATHS[20]"
+        },
+        {
+            "name": "pbl_overlay_page_role_panel",
+            "path": "/pbl_scense_ext/pbl_overlay/role_panel.ui",
+            "kind": "page",
+            "role": "logined",
+            "endpoint": "wwwroot/pbl_overlay/role_panel.ui",
+            "milestone": "M9",
+            "title": "角色面板（覆盖层页壳，世界内）",
+            "traceability": "scripts/gen_overlay_pages.py PAGES（gen_overlay_pages.py:72）→ wwwroot/pbl_overlay/role_panel.ui；运行时路由 api.py PAGES[8]（api.py:25）→ load_path.py PATHS[21]"
+        },
+        {
+            "name": "pbl_overlay_page_artifact_studio",
+            "path": "/pbl_scense_ext/pbl_overlay/artifact_studio.ui",
+            "kind": "page",
+            "role": "logined",
+            "endpoint": "wwwroot/pbl_overlay/artifact_studio.ui",
+            "milestone": "M9",
+            "title": "产出物工坊（覆盖层页壳，世界内）",
+            "traceability": "scripts/gen_overlay_pages.py PAGES（gen_overlay_pages.py:72）→ wwwroot/pbl_overlay/artifact_studio.ui；运行时路由 api.py PAGES[9]（api.py:26）→ load_path.py PATHS[22]"
+        },
+        {
+            "name": "pbl_overlay_page_evidence_wall",
+            "path": "/pbl_scense_ext/pbl_overlay/evidence_wall.ui",
+            "kind": "page",
+            "role": "logined",
+            "endpoint": "wwwroot/pbl_overlay/evidence_wall.ui",
+            "milestone": "M9",
+            "title": "证据墙（覆盖层页壳，世界内）",
+            "traceability": "scripts/gen_overlay_pages.py PAGES（gen_overlay_pages.py:72）→ wwwroot/pbl_overlay/evidence_wall.ui；运行时路由 api.py PAGES[10]（api.py:27）→ load_path.py PATHS[23]"
+        },
+        {
+            "name": "pbl_overlay_page_assessment_report",
+            "path": "/pbl_scense_ext/pbl_overlay/assessment_report.ui",
+            "kind": "page",
+            "role": "logined",
+            "endpoint": "wwwroot/pbl_overlay/assessment_report.ui",
+            "milestone": "M9",
+            "title": "评估报告（覆盖层页壳）",
+            "traceability": "scripts/gen_overlay_pages.py PAGES（gen_overlay_pages.py:72）→ wwwroot/pbl_overlay/assessment_report.ui；运行时路由 api.py PAGES[11]（api.py:28）→ load_path.py PATHS[24]"
+        },
+        {
+            "name": "pbl_overlay_page_dir",
+            "path": "/pbl_scense_ext/pbl_overlay",
+            "kind": "page",
+            "role": "logined",
+            "endpoint": "wwwroot/pbl_overlay/（目录路由）",
+            "milestone": "M9",
+            "title": "覆盖层页面壳目录（目录路由）",
+            "traceability": "wwwroot/pbl_overlay/（12 个 .ui）→ load_path.py PATHS[25]（目录条目，audit 不做文件存在性检查）"
+        }
+    ],
+    "role_grants": {
+        "logined": [
+            "pbl_session_context_get",
+            "pbl_page_registry_list",
+            "pbl_playtest_feedback_save",
+            "pbl_overlay_bootstrap",
+            "pbl_scense_ext_root",
+            "pbl_scense_ext_index_ui",
+            "pbl_overlay_core_js",
+            "pbl_overlay_transport_js",
+            "pbl_overlay_play_js",
+            "pbl_overlay_page_home",
+            "pbl_overlay_page_blueprint_list",
+            "pbl_overlay_page_blueprint_editor",
+            "pbl_overlay_page_validation_report",
+            "pbl_overlay_page_agent_console",
+            "pbl_overlay_page_approval_center",
+            "pbl_overlay_page_play_preview",
+            "pbl_overlay_page_mission_board",
+            "pbl_overlay_page_role_panel",
+            "pbl_overlay_page_artifact_studio",
+            "pbl_overlay_page_evidence_wall",
+            "pbl_overlay_page_assessment_report",
+            "pbl_overlay_page_dir"
+        ],
+        "any": [
+            "pbl_overlay_loader_js",
+            "pbl_overlay_css",
+            "pbl_overlay_i18n_zh",
+            "pbl_overlay_i18n_en"
+        ]
+    },
+    "superadmin_grant": {
+        "note": "超管授权：运行时从 role 表按 id / name 解析真实超管角色（rbac 伪角色 logined/any 之外的实体角色），命中即授予全部 26 条。role 表列集合按 information_schema 取交集后写，缺列不猜。解析不到任何超管角色时打印 WARN 但不 FAIL——logined/any 两条伪角色已按 rbac userperm.py:204/217/298 的语义覆盖全部登录/匿名主体。",
+        "role_ids": ["pbl_admin", "superadmin", "admin"],
+        "role_names": ["pbl_admin", "superadmin", "admin"],
+        "grant_all": true
+    }
+}