refactor: make formatter config opt-in (#22997)

packages/opencode/test/config/config.test.ts

@@ -142,6 +142,42 @@ test("loads JSON config file", async () => {
   })
 })
 
+test("loads formatter boolean config", async () => {
+  await using tmp = await tmpdir({
+    init: async (dir) => {
+      await writeConfig(dir, {
+        $schema: "https://opencode.ai/config.json",
+        formatter: true,
+      })
+    },
+  })
+  await Instance.provide({
+    directory: tmp.path,
+    fn: async () => {
+      const config = await load()
+      expect(config.formatter).toBe(true)
+    },
+  })
+})
+
+test("loads lsp boolean config", async () => {
+  await using tmp = await tmpdir({
+    init: async (dir) => {
+      await writeConfig(dir, {
+        $schema: "https://opencode.ai/config.json",
+        lsp: true,
+      })
+    },
+  })
+  await Instance.provide({
+    directory: tmp.path,
+    fn: async () => {
+      const config = await load()
+      expect(config.lsp).toBe(true)
+    },
+  })
+})
+
 test("loads project config from Git Bash and MSYS2 paths on Windows", async () => {
   // Git Bash and MSYS2 both use /<drive>/... paths on Windows.
   await check((dir) => {