diff --git a/packages/core/src/date.ts b/packages/core/src/date.ts
index 63c4e8c..5b88a71 100644
--- a/packages/core/src/date.ts
+++ b/packages/core/src/date.ts
@@ -37,6 +37,16 @@ function stringToMilliseconds(timeString: string): number {
   return totalMilliseconds;
 }
 
+/**
+ * Create a date instance from a time string.
+ */
+export function dateCreate(timeString?: string) {
+  if (!timeString) {
+    return new Date();
+  }
+  return new Date(Date.now() + stringToMilliseconds(timeString));
+}
+
 /**
  * Create a numeric date value. Needed typically for bearers.
  */
@@ -48,3 +58,13 @@ export function dateNumeric(date?: Date | string) {
   }
   return (date?.getTime() ?? new Date().getTime());
 };
+
+/**
+ * Alias for `dateCreate`.
+ */
+export const d = dateCreate;
+
+/**
+ * Alias for `dateNumeric`.
+ */
+export const dN = dateNumeric;
diff --git a/packages/core/src/io/context.test.ts b/packages/core/src/io/context.test.ts
index 9723a4f..729bd2b 100644
--- a/packages/core/src/io/context.test.ts
+++ b/packages/core/src/io/context.test.ts
@@ -44,9 +44,6 @@ test('should create a context', () => {
   });
   
   const context = contextify({
-    meta: async () => ({
-      scope: 'none',
-    }),
     adapter: {
       db: databaseAdapter
     }
diff --git a/packages/core/src/io/context.ts b/packages/core/src/io/context.ts
index f0d35d1..34608ba 100644
--- a/packages/core/src/io/context.ts
+++ b/packages/core/src/io/context.ts
@@ -1,32 +1,27 @@
- 
-import type { Action } from './action';
-// import { Ambit } from './ambit';
-import type { Input } from './input';
 import type { Adapter } from './adapter';
+import { Input } from './input';
+import { Output } from './output';
 
 export interface Context<
-  Meta extends Record<string, unknown> = Record<string, unknown>,
   A extends Adapter = Adapter,
   AL extends Record<string, A> = Record<string, A>,
-  I = Input<Action<string, unknown>>,
 > {
-  meta: (input: I) => Promise<Meta>;
   adapter: AL;
+  middleware: ((input: Input, next: (input: Input) => Output) => Output)[];
 }
 
 /**
  * Constructs a full context object with placeholder values.
  */
 export function contextify<
-  M extends Record<string, unknown>,
   A extends Adapter = Adapter,
   AL extends Record<string, A> = Record<string, A>,
 >({
-  meta = async () => ({} as M),
   adapter = {} as AL,
-}: Partial<Context<M, A, AL>>) {
+  middleware = [],
+}: Partial<Context<A, AL>>) {
   return {
-    meta,
     adapter,
+    middleware
   };
 }
diff --git a/packages/core/src/utility/memoize.ts b/packages/core/src/utility/memoize.ts
index b5af04a..b038f4c 100644
--- a/packages/core/src/utility/memoize.ts
+++ b/packages/core/src/utility/memoize.ts
@@ -1,10 +1,10 @@
-/* eslint-disable @typescript-eslint/no-explicit-any */
+ 
 /**
  * The cache object.
  */
 type MemoizedCache<T extends (...args: any[]) => any> = {
   value: ReturnType<T>;
-  set: number;
+  set?: number;
 };
 
 /**
@@ -13,6 +13,8 @@ type MemoizedCache<T extends (...args: any[]) => any> = {
 interface MemoizeOptions {
   /**
    * The amount of time the cache has to live in milliseconds.
+   * 
+   * @default undefined
    */
   ttl?: number;
 }
@@ -25,8 +27,7 @@ export function memoize<
 >(
   fn: T,
   {
-    // Default time to live is 5 minutes.
-    ttl = 5 * 60 * 1000,
+    ttl,
   }: MemoizeOptions = {},
 ) {
   const cache = new Map<string, MemoizedCache<T>>();
@@ -39,7 +40,7 @@ export function memoize<
       const goods = cache.get(key) ?? {} as MemoizedCache<T>;
       const set = goods?.set;
       const value = goods?.value;
-      if (set && set < Date.now()) {
+      if (!!set && set < Date.now()) {
         cache.delete(key);
       } else {
         return value as ReturnType<T>;
@@ -47,7 +48,7 @@ export function memoize<
     }
 
     const value = fn(...args) as ReturnType<T>;
-    cache.set(key, { value, set: Date.now() + ttl });
+    cache.set(key, { value, set: ttl && Date.now() + ttl });
     
     return value;
   };
diff --git a/packages/data/scripts/data.sql b/packages/data/scripts/data.sql
index 9edcdd0..42dc574 100644
--- a/packages/data/scripts/data.sql
+++ b/packages/data/scripts/data.sql
@@ -22,12 +22,6 @@ CREATE TABLE IF NOT EXISTS "action" (
 	"description" varchar(1024)
 );
 --> statement-breakpoint
-CREATE TABLE IF NOT EXISTS "ambit" (
-	"id" varchar(64) PRIMARY KEY NOT NULL,
-	"name" varchar(256) NOT NULL,
-	"description" varchar(1024)
-);
---> statement-breakpoint
 CREATE TABLE IF NOT EXISTS "dispatch" (
 	"id" uuid PRIMARY KEY DEFAULT gen_random_uuid() NOT NULL,
 	"subject_id" uuid NOT NULL,
@@ -66,6 +60,15 @@ CREATE TABLE IF NOT EXISTS "entity_locale" (
 	CONSTRAINT "entity_locale_code_name_unique" UNIQUE("code","name")
 );
 --> statement-breakpoint
+CREATE TABLE IF NOT EXISTS "permit" (
+	"id" uuid PRIMARY KEY NOT NULL,
+	"entity_id" uuid NOT NULL,
+	"action_id" varchar(64) NOT NULL,
+	"ambit" smallint DEFAULT 0,
+	"rate" smallint DEFAULT 0,
+	CONSTRAINT "permit_entity_id_action_id_unique" UNIQUE("entity_id","action_id")
+);
+--> statement-breakpoint
 CREATE TABLE IF NOT EXISTS "entity_phone" (
 	"id" uuid PRIMARY KEY NOT NULL,
 	"user_id" uuid,
@@ -151,26 +154,17 @@ CREATE TABLE IF NOT EXISTS "entity_file" (
 	CONSTRAINT "entity_file_name_unique" UNIQUE("name")
 );
 --> statement-breakpoint
-CREATE TABLE IF NOT EXISTS "entitle" (
-	"entity_id" uuid NOT NULL,
-	"target_id" uuid NOT NULL,
-	"action_id" varchar(64) NOT NULL,
-	CONSTRAINT "entitle_entity_id_target_id_action_id_pk" PRIMARY KEY("entity_id","target_id","action_id")
-);
---> statement-breakpoint
 CREATE TABLE IF NOT EXISTS "join_assignment" (
 	"entity_id" uuid NOT NULL,
 	"role_id" uuid NOT NULL,
 	CONSTRAINT "join_assignment_entity_id_role_id_pk" PRIMARY KEY("entity_id","role_id")
 );
 --> statement-breakpoint
-CREATE TABLE IF NOT EXISTS "permit" (
-	"id" uuid PRIMARY KEY NOT NULL,
+CREATE TABLE IF NOT EXISTS "entitle" (
 	"entity_id" uuid NOT NULL,
+	"target_id" uuid NOT NULL,
 	"action_id" varchar(64) NOT NULL,
-	"ambit" smallint DEFAULT 0,
-	"rate" smallint DEFAULT 0,
-	CONSTRAINT "permit_entity_id_action_id_unique" UNIQUE("entity_id","action_id")
+	CONSTRAINT "entitle_entity_id_target_id_action_id_pk" PRIMARY KEY("entity_id","target_id","action_id")
 );
 --> statement-breakpoint
 CREATE TABLE IF NOT EXISTS "mutate" (
@@ -245,103 +239,103 @@ EXCEPTION
 END $$;
 --> statement-breakpoint
 DO $$ BEGIN
- ALTER TABLE "entity_phone" ADD CONSTRAINT "entity_phone_id_entity_id_fk" FOREIGN KEY ("id") REFERENCES "public"."entity"("id") ON DELETE cascade ON UPDATE no action;
+ ALTER TABLE "permit" ADD CONSTRAINT "permit_id_entity_id_fk" FOREIGN KEY ("id") REFERENCES "public"."entity"("id") ON DELETE cascade ON UPDATE no action;
 EXCEPTION
  WHEN duplicate_object THEN null;
 END $$;
 --> statement-breakpoint
 DO $$ BEGIN
- ALTER TABLE "entity_phone" ADD CONSTRAINT "entity_phone_user_id_entity_user_id_fk" FOREIGN KEY ("user_id") REFERENCES "public"."entity_user"("id") ON DELETE no action ON UPDATE no action;
+ ALTER TABLE "permit" ADD CONSTRAINT "permit_entity_id_entity_id_fk" FOREIGN KEY ("entity_id") REFERENCES "public"."entity"("id") ON DELETE cascade ON UPDATE no action;
 EXCEPTION
  WHEN duplicate_object THEN null;
 END $$;
 --> statement-breakpoint
 DO $$ BEGIN
- ALTER TABLE "entity_profile" ADD CONSTRAINT "entity_profile_id_entity_id_fk" FOREIGN KEY ("id") REFERENCES "public"."entity"("id") ON DELETE cascade ON UPDATE no action;
+ ALTER TABLE "permit" ADD CONSTRAINT "permit_action_id_action_id_fk" FOREIGN KEY ("action_id") REFERENCES "public"."action"("id") ON DELETE cascade ON UPDATE no action;
 EXCEPTION
  WHEN duplicate_object THEN null;
 END $$;
 --> statement-breakpoint
 DO $$ BEGIN
- ALTER TABLE "entity_profile" ADD CONSTRAINT "entity_profile_user_id_entity_user_id_fk" FOREIGN KEY ("user_id") REFERENCES "public"."entity_user"("id") ON DELETE no action ON UPDATE no action;
+ ALTER TABLE "entity_phone" ADD CONSTRAINT "entity_phone_id_entity_id_fk" FOREIGN KEY ("id") REFERENCES "public"."entity"("id") ON DELETE cascade ON UPDATE no action;
 EXCEPTION
  WHEN duplicate_object THEN null;
 END $$;
 --> statement-breakpoint
 DO $$ BEGIN
- ALTER TABLE "entity_profile" ADD CONSTRAINT "entity_profile_picture_id_entity_file_image_id_fk" FOREIGN KEY ("picture_id") REFERENCES "public"."entity_file_image"("id") ON DELETE no action ON UPDATE no action;
+ ALTER TABLE "entity_phone" ADD CONSTRAINT "entity_phone_user_id_entity_user_id_fk" FOREIGN KEY ("user_id") REFERENCES "public"."entity_user"("id") ON DELETE no action ON UPDATE no action;
 EXCEPTION
  WHEN duplicate_object THEN null;
 END $$;
 --> statement-breakpoint
 DO $$ BEGIN
- ALTER TABLE "entity_profile" ADD CONSTRAINT "entity_profile_cover_id_entity_file_image_id_fk" FOREIGN KEY ("cover_id") REFERENCES "public"."entity_file_image"("id") ON DELETE no action ON UPDATE no action;
+ ALTER TABLE "entity_profile" ADD CONSTRAINT "entity_profile_id_entity_id_fk" FOREIGN KEY ("id") REFERENCES "public"."entity"("id") ON DELETE cascade ON UPDATE no action;
 EXCEPTION
  WHEN duplicate_object THEN null;
 END $$;
 --> statement-breakpoint
 DO $$ BEGIN
- ALTER TABLE "entity_role" ADD CONSTRAINT "entity_role_id_entity_id_fk" FOREIGN KEY ("id") REFERENCES "public"."entity"("id") ON DELETE cascade ON UPDATE no action;
+ ALTER TABLE "entity_profile" ADD CONSTRAINT "entity_profile_user_id_entity_user_id_fk" FOREIGN KEY ("user_id") REFERENCES "public"."entity_user"("id") ON DELETE no action ON UPDATE no action;
 EXCEPTION
  WHEN duplicate_object THEN null;
 END $$;
 --> statement-breakpoint
 DO $$ BEGIN
- ALTER TABLE "entity_role" ADD CONSTRAINT "entity_role_avatar_id_entity_file_image_id_fk" FOREIGN KEY ("avatar_id") REFERENCES "public"."entity_file_image"("id") ON DELETE no action ON UPDATE no action;
+ ALTER TABLE "entity_profile" ADD CONSTRAINT "entity_profile_picture_id_entity_file_image_id_fk" FOREIGN KEY ("picture_id") REFERENCES "public"."entity_file_image"("id") ON DELETE no action ON UPDATE no action;
 EXCEPTION
  WHEN duplicate_object THEN null;
 END $$;
 --> statement-breakpoint
 DO $$ BEGIN
- ALTER TABLE "entity_user" ADD CONSTRAINT "entity_user_id_entity_id_fk" FOREIGN KEY ("id") REFERENCES "public"."entity"("id") ON DELETE cascade ON UPDATE no action;
+ ALTER TABLE "entity_profile" ADD CONSTRAINT "entity_profile_cover_id_entity_file_image_id_fk" FOREIGN KEY ("cover_id") REFERENCES "public"."entity_file_image"("id") ON DELETE no action ON UPDATE no action;
 EXCEPTION
  WHEN duplicate_object THEN null;
 END $$;
 --> statement-breakpoint
 DO $$ BEGIN
- ALTER TABLE "entity_user" ADD CONSTRAINT "entity_user_avatar_id_entity_file_image_id_fk" FOREIGN KEY ("avatar_id") REFERENCES "public"."entity_file_image"("id") ON DELETE no action ON UPDATE no action;
+ ALTER TABLE "entity_role" ADD CONSTRAINT "entity_role_id_entity_id_fk" FOREIGN KEY ("id") REFERENCES "public"."entity"("id") ON DELETE cascade ON UPDATE no action;
 EXCEPTION
  WHEN duplicate_object THEN null;
 END $$;
 --> statement-breakpoint
 DO $$ BEGIN
- ALTER TABLE "entity_file_audio" ADD CONSTRAINT "entity_file_audio_id_entity_file_id_fk" FOREIGN KEY ("id") REFERENCES "public"."entity_file"("id") ON DELETE cascade ON UPDATE no action;
+ ALTER TABLE "entity_role" ADD CONSTRAINT "entity_role_avatar_id_entity_file_image_id_fk" FOREIGN KEY ("avatar_id") REFERENCES "public"."entity_file_image"("id") ON DELETE no action ON UPDATE no action;
 EXCEPTION
  WHEN duplicate_object THEN null;
 END $$;
 --> statement-breakpoint
 DO $$ BEGIN
- ALTER TABLE "entity_file_image" ADD CONSTRAINT "entity_file_image_id_entity_file_id_fk" FOREIGN KEY ("id") REFERENCES "public"."entity_file"("id") ON DELETE cascade ON UPDATE no action;
+ ALTER TABLE "entity_user" ADD CONSTRAINT "entity_user_id_entity_id_fk" FOREIGN KEY ("id") REFERENCES "public"."entity"("id") ON DELETE cascade ON UPDATE no action;
 EXCEPTION
  WHEN duplicate_object THEN null;
 END $$;
 --> statement-breakpoint
 DO $$ BEGIN
- ALTER TABLE "entity_file_video" ADD CONSTRAINT "entity_file_video_id_entity_file_id_fk" FOREIGN KEY ("id") REFERENCES "public"."entity_file"("id") ON DELETE cascade ON UPDATE no action;
+ ALTER TABLE "entity_user" ADD CONSTRAINT "entity_user_avatar_id_entity_file_image_id_fk" FOREIGN KEY ("avatar_id") REFERENCES "public"."entity_file_image"("id") ON DELETE no action ON UPDATE no action;
 EXCEPTION
  WHEN duplicate_object THEN null;
 END $$;
 --> statement-breakpoint
 DO $$ BEGIN
- ALTER TABLE "entity_file" ADD CONSTRAINT "entity_file_id_entity_id_fk" FOREIGN KEY ("id") REFERENCES "public"."entity"("id") ON DELETE cascade ON UPDATE no action;
+ ALTER TABLE "entity_file_audio" ADD CONSTRAINT "entity_file_audio_id_entity_file_id_fk" FOREIGN KEY ("id") REFERENCES "public"."entity_file"("id") ON DELETE cascade ON UPDATE no action;
 EXCEPTION
  WHEN duplicate_object THEN null;
 END $$;
 --> statement-breakpoint
 DO $$ BEGIN
- ALTER TABLE "entitle" ADD CONSTRAINT "entitle_entity_id_entity_id_fk" FOREIGN KEY ("entity_id") REFERENCES "public"."entity"("id") ON DELETE no action ON UPDATE no action;
+ ALTER TABLE "entity_file_image" ADD CONSTRAINT "entity_file_image_id_entity_file_id_fk" FOREIGN KEY ("id") REFERENCES "public"."entity_file"("id") ON DELETE cascade ON UPDATE no action;
 EXCEPTION
  WHEN duplicate_object THEN null;
 END $$;
 --> statement-breakpoint
 DO $$ BEGIN
- ALTER TABLE "entitle" ADD CONSTRAINT "entitle_target_id_entity_id_fk" FOREIGN KEY ("target_id") REFERENCES "public"."entity"("id") ON DELETE no action ON UPDATE no action;
+ ALTER TABLE "entity_file_video" ADD CONSTRAINT "entity_file_video_id_entity_file_id_fk" FOREIGN KEY ("id") REFERENCES "public"."entity_file"("id") ON DELETE cascade ON UPDATE no action;
 EXCEPTION
  WHEN duplicate_object THEN null;
 END $$;
 --> statement-breakpoint
 DO $$ BEGIN
- ALTER TABLE "entitle" ADD CONSTRAINT "entitle_action_id_action_id_fk" FOREIGN KEY ("action_id") REFERENCES "public"."action"("id") ON DELETE no action ON UPDATE no action;
+ ALTER TABLE "entity_file" ADD CONSTRAINT "entity_file_id_entity_id_fk" FOREIGN KEY ("id") REFERENCES "public"."entity"("id") ON DELETE cascade ON UPDATE no action;
 EXCEPTION
  WHEN duplicate_object THEN null;
 END $$;
@@ -359,19 +353,19 @@ EXCEPTION
 END $$;
 --> statement-breakpoint
 DO $$ BEGIN
- ALTER TABLE "permit" ADD CONSTRAINT "permit_id_entity_id_fk" FOREIGN KEY ("id") REFERENCES "public"."entity"("id") ON DELETE cascade ON UPDATE no action;
+ ALTER TABLE "entitle" ADD CONSTRAINT "entitle_entity_id_entity_id_fk" FOREIGN KEY ("entity_id") REFERENCES "public"."entity"("id") ON DELETE no action ON UPDATE no action;
 EXCEPTION
  WHEN duplicate_object THEN null;
 END $$;
 --> statement-breakpoint
 DO $$ BEGIN
- ALTER TABLE "permit" ADD CONSTRAINT "permit_entity_id_entity_id_fk" FOREIGN KEY ("entity_id") REFERENCES "public"."entity"("id") ON DELETE cascade ON UPDATE no action;
+ ALTER TABLE "entitle" ADD CONSTRAINT "entitle_target_id_entity_id_fk" FOREIGN KEY ("target_id") REFERENCES "public"."entity"("id") ON DELETE no action ON UPDATE no action;
 EXCEPTION
  WHEN duplicate_object THEN null;
 END $$;
 --> statement-breakpoint
 DO $$ BEGIN
- ALTER TABLE "permit" ADD CONSTRAINT "permit_action_id_action_id_fk" FOREIGN KEY ("action_id") REFERENCES "public"."action"("id") ON DELETE cascade ON UPDATE no action;
+ ALTER TABLE "entitle" ADD CONSTRAINT "entitle_action_id_action_id_fk" FOREIGN KEY ("action_id") REFERENCES "public"."action"("id") ON DELETE no action ON UPDATE no action;
 EXCEPTION
  WHEN duplicate_object THEN null;
 END $$;
@@ -388,7 +382,6 @@ EXCEPTION
  WHEN duplicate_object THEN null;
 END $$;
 --> statement-breakpoint
-CREATE INDEX IF NOT EXISTS "ambit_name_idx" ON "ambit" USING btree ("name");--> statement-breakpoint
 CREATE INDEX IF NOT EXISTS "credential_client_id_idx" ON "entity_credential" USING btree ("client_id");--> statement-breakpoint
 CREATE INDEX IF NOT EXISTS "email_address_idx" ON "entity_email" USING btree ("address");--> statement-breakpoint
 CREATE INDEX IF NOT EXISTS "locale_code_idx" ON "entity_locale" USING btree ("code");--> statement-breakpoint
diff --git a/packages/data/src/schema.ts b/packages/data/src/schema.ts
index 3334181..4caace5 100644
--- a/packages/data/src/schema.ts
+++ b/packages/data/src/schema.ts
@@ -14,6 +14,7 @@ import * as locale from './schema/entity/entity_locale.ts';
 import * as phone from './schema/entity/entity_phone.ts';
 import * as profile from './schema/entity/entity_profile.ts';
 import * as role from './schema/entity/entity_role.ts';
+import * as permit from './schema/entity/entity_permit.ts';
 import * as user from './schema/entity/entity_user.ts';
 
 // Entity -> Files
@@ -24,8 +25,7 @@ import * as video from './schema/entity/file/entity_file_video.ts';
 
 // Join Tables
 import * as assignment from './schema/join/join_assignment.ts';
-import * as entitle from './schema/join/entitle.ts';
-import * as permit from './schema/join/permit.ts';
+import * as entitle from './schema/join/join_entitle.ts';
 
 /**
  * Flattens a schema item group into a table and relates object.
@@ -165,6 +165,7 @@ export const core_entity = {
   profile,
   role,
   user,
+  permit,
   file,
 };
 
@@ -207,5 +208,4 @@ export type CoreEntityFileSelect = {
 export const join = {
   assignment,
   entitle,
-  permit,
 };
diff --git a/packages/data/src/schema/entity/entity.ts b/packages/data/src/schema/entity/entity.ts
index 7807174..f23bc04 100644
--- a/packages/data/src/schema/entity/entity.ts
+++ b/packages/data/src/schema/entity/entity.ts
@@ -6,8 +6,8 @@ import {
 import { table as mutate } from '../mutate.ts';
 
 import { table as assignment } from '../join/join_assignment.ts';
-import { table as permit } from '../join/permit.ts';
-import { table as entitle } from '../join/entitle.ts';
+import { table as entitle } from '../join/join_entitle.ts';
+import { table as permit } from './entity_permit.ts';
 import { table as credential } from './entity_credential.ts';
 
 /**
diff --git a/packages/data/src/schema/join/permit.ts b/packages/data/src/schema/entity/entity_permit.ts
similarity index 96%
rename from packages/data/src/schema/join/permit.ts
rename to packages/data/src/schema/entity/entity_permit.ts
index 017e572..b34fb22 100644
--- a/packages/data/src/schema/join/permit.ts
+++ b/packages/data/src/schema/entity/entity_permit.ts
@@ -1,7 +1,7 @@
 import { relations } from 'drizzle-orm';
 import { pgTable, uuid, unique, varchar, smallint } from 'drizzle-orm/pg-core';
 
-import { table as entity } from '../entity/entity.ts';
+import { table as entity } from './entity.ts';
 import { table as action } from '../action.ts';
 
 /**
diff --git a/packages/data/src/schema/join/entitle.ts b/packages/data/src/schema/join/join_entitle.ts
similarity index 100%
rename from packages/data/src/schema/join/entitle.ts
rename to packages/data/src/schema/join/join_entitle.ts
diff --git a/packages/data/src/seed.ts b/packages/data/src/seed.ts
index 45e7bb0..cd8f640 100644
--- a/packages/data/src/seed.ts
+++ b/packages/data/src/seed.ts
@@ -7,6 +7,7 @@ import { Database } from './pglite';
 
 import * as system from './seed/system';
 import * as action from './seed/action';
+import * as entity_role from './seed/entity_role';
 import * as entity_locale from './seed/entity_locale';
 
 
@@ -17,6 +18,7 @@ export interface SeedModule {
 export const modules = {
   system,
   action,
+  entity_role,
   entity_locale,
 };