创建获取权限的基础方法

konabot/common/permsys/migrates/mu1_create_permsys_table.sql

@@ -7,11 +7,16 @@ CREATE TABLE perm_entity(
     updated_at DATETIME DEFAULT CURRENT_TIMESTAMP
 );
 
+CREATE UNIQUE INDEX idx_perm_entity_lookup
+ON perm_entity(platform, entity_type, external_id);
+
 CREATE TABLE perm_info(
     entity_id INTEGER NOT NULL,
     config_key TEXT NOT NULL,
-    value BOOLEAN NOT NULL,
-    updated_at DATETIME DEFAULT CURRENT_TIMESTAMP
+    value BOOLEAN,
+    updated_at DATETIME DEFAULT CURRENT_TIMESTAMP,
+    -- 联合主键
+    PRIMARY KEY (entity_id, config_key)
 );
 
 CREATE TRIGGER perm_entity_update AFTER UPDATE