Add initial schema for c77_rbac

.idea/dataSources.xml

@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="DataSourceManagerImpl" format="xml" multifile-model="true">
+    <data-source source="LOCAL" name="c77_rbac_dev" uuid="cbedbdfe-a339-4d2c-b140-915e43981cfe">
+      <driver-ref>postgresql</driver-ref>
+      <synchronize>true</synchronize>
+      <jdbc-driver>org.postgresql.Driver</jdbc-driver>
+      <jdbc-url>jdbc:postgresql://192.168.49.115:5432/c77_rbac_dev</jdbc-url>
+      <working-dir>$ProjectFileDir$</working-dir>
+    </data-source>
+  </component>
+</project>

README.md

@@ -1 +1,2 @@
-c77_rbac
+# c77_rbac
+A PostgreSQL extension for role-based access control (RBAC).