feat: 品牌替换 + 启动优化 + AGENTS.md 模板定制

- 品牌替换：OpenCode/opencode → AirCoding/aircoding（16+ 文件）
- Logo ASCII art：修复 left/right 行数不匹配导致的启动崩溃
- 启动诊断：添加 OPENCODE_PRINT_TIMING 计时探针
- dev 模式默认 --pure 跳过外部插件加载
- AGENTS.md 模板：追加 AirCoding 多 Agent 专项段落
- architect prompt + plugin：强化 AGENTS.md 产出验证

packages/core/test/policy.test.ts

@@ -0,0 +1,83 @@
+import { describe, expect } from "bun:test"
+import { Effect, Layer } from "effect"
+import { Location } from "@opencode-ai/core/location"
+import { Policy } from "@opencode-ai/core/policy"
+import { AbsolutePath } from "@opencode-ai/core/schema"
+import { location } from "./fixture/location"
+import { testEffect } from "./lib/effect"
+
+const it = testEffect(
+  Policy.locationLayer.pipe(
+    Layer.provide(
+      Layer.succeed(Location.Service, Location.Service.of(location({ directory: AbsolutePath.make("test") }))),
+    ),
+  ),
+)
+
+describe("Policy", () => {
+  it.effect("returns the caller's fallback when no statement matches", () =>
+    Effect.gen(function* () {
+      const policy = yield* Policy.Service
+
+      expect(yield* policy.evaluate("provider.use", "anthropic", "allow")).toBe("allow")
+      expect(yield* policy.evaluate("provider.use", "anthropic", "deny")).toBe("deny")
+    }),
+  )
+
+  it.effect("evaluates wildcard provider rules in written order", () =>
+    Effect.gen(function* () {
+      const policy = yield* Policy.Service
+      yield* policy.load([
+        new Policy.Info({
+          effect: "deny",
+          action: "provider.*",
+          resource: "*",
+        }),
+        new Policy.Info({
+          effect: "allow",
+          action: "provider.use",
+          resource: "anthropic",
+        }),
+      ])
+
+      expect(yield* policy.evaluate("provider.use", "anthropic", "allow")).toBe("allow")
+      expect(yield* policy.evaluate("provider.use", "openai", "allow")).toBe("deny")
+    }),
+  )
+
+  it.effect("matches action and resource independently", () =>
+    Effect.gen(function* () {
+      const policy = yield* Policy.Service
+      yield* policy.load([
+        new Policy.Info({
+          effect: "deny",
+          action: "provider.*",
+          resource: "company-*",
+        }),
+      ])
+
+      expect(yield* policy.evaluate("provider.use", "company-stable", "allow")).toBe("deny")
+      expect(yield* policy.evaluate("plugin.load", "company-stable", "allow")).toBe("allow")
+    }),
+  )
+
+  it.effect("uses the last matching loaded statement", () =>
+    Effect.gen(function* () {
+      const policy = yield* Policy.Service
+      yield* policy.load([
+        new Policy.Info({
+          effect: "allow",
+          action: "provider.use",
+          resource: "openai",
+        }),
+        new Policy.Info({
+          effect: "deny",
+          action: "provider.use",
+          resource: "openai",
+        }),
+      ])
+
+      expect(yield* policy.evaluate("provider.use", "openai", "allow")).toBe("deny")
+    }),
+  )
+})