feat: agent color cfg (#4226)

Co-authored-by: 0xrin <0xrin1@protonmail.com>
Co-authored-by: GitHub Action <action@github.com>

packages/opencode/test/config/agent-color.test.ts

@@ -0,0 +1,66 @@
+import { test, expect } from "bun:test"
+import path from "path"
+import { tmpdir } from "../fixture/fixture"
+import { Instance } from "../../src/project/instance"
+import { Config } from "../../src/config/config"
+import { Agent as AgentSvc } from "../../src/agent/agent"
+import { Color } from "../../src/util/color"
+
+test("agent color parsed from project config", async () => {
+  await using tmp = await tmpdir({
+    init: async (dir) => {
+      await Bun.write(
+        path.join(dir, "opencode.json"),
+        JSON.stringify({
+          $schema: "https://opencode.ai/config.json",
+          agent: {
+            build: { color: "#FFA500" },
+          },
+        }),
+      )
+    },
+  })
+  await Instance.provide({
+    directory: tmp.path,
+    fn: async () => {
+      const cfg = await Config.get()
+      expect(cfg.agent?.["build"]?.color).toBe("#FFA500")
+    },
+  })
+})
+
+test("Agent.get includes color from config", async () => {
+  await using tmp = await tmpdir({
+    init: async (dir) => {
+      await Bun.write(
+        path.join(dir, "opencode.json"),
+        JSON.stringify({
+          $schema: "https://opencode.ai/config.json",
+          agent: {
+            plan: { color: "#A855F7" },
+          },
+        }),
+      )
+    },
+  })
+  await Instance.provide({
+    directory: tmp.path,
+    fn: async () => {
+      const plan = await AgentSvc.get("plan")
+      expect(plan?.color).toBe("#A855F7")
+    },
+  })
+})
+
+test("Color.hexToAnsiBold converts valid hex to ANSI", () => {
+  const result = Color.hexToAnsiBold("#FFA500")
+  expect(result).toBe("\x1b[38;2;255;165;0m\x1b[1m")
+})
+
+test("Color.hexToAnsiBold returns undefined for invalid hex", () => {
+  expect(Color.hexToAnsiBold(undefined)).toBeUndefined()
+  expect(Color.hexToAnsiBold("")).toBeUndefined()
+  expect(Color.hexToAnsiBold("#FFF")).toBeUndefined()
+  expect(Color.hexToAnsiBold("FFA500")).toBeUndefined()
+  expect(Color.hexToAnsiBold("#GGGGGG")).toBeUndefined()
+})