feat: add server link sharing

packages/cli/src/commands/commands.ts

@@ -225,6 +225,7 @@ export const Commands = Spec.make(typeof OPENCODE_CLI_NAME === "string" ? OPENCO
         }),
       ],
     }),
+    Spec.make("link", { description: "Show server connection information" }),
     Spec.make("serve", {
       description: "Start the v2 API server",
       params: {

packages/cli/src/commands/handlers/link.ts

@@ -0,0 +1,43 @@
+import { EOL } from "os"
+import { Effect } from "effect"
+import { Service } from "@opencode-ai/client/effect"
+import { OpenCode } from "@opencode-ai/client/promise"
+import { renderUnicodeCompact } from "uqr"
+import { Commands } from "../commands"
+import { Runtime } from "../../framework/runtime"
+import { ServiceConfig } from "../../services/service-config"
+
+export default Runtime.handler(
+  Commands.commands.link,
+  Effect.fn("cli.link")(function* () {
+    const transport = yield* Service.start(yield* ServiceConfig.options())
+    const password = yield* ServiceConfig.password()
+    const server = yield* Effect.tryPromise(() =>
+      OpenCode.make({ baseUrl: transport.url, headers: transport.headers }).server.get(),
+    )
+    const info = { urls: server.urls, username: "opencode", password }
+    process.stdout.write(
+      [
+        "",
+        `  URLs      ${info.urls[0] ?? "(none)"}`,
+        ...info.urls.slice(1).map((url) => `            ${url}`),
+        `  Username  ${info.username}`,
+        `  Password  ${info.password}`,
+        "",
+        "  Scan to connect",
+        "",
+        renderUnicodeCompact(JSON.stringify(info), { border: 2 })
+          .split(EOL)
+          .map((line) => "  " + line)
+          .join(EOL),
+        "",
+      ].join(EOL) + EOL,
+    )
+
+    const hostname = new URL(transport.url).hostname
+    if (!["localhost", "127.0.0.1", "[::1]"].includes(hostname)) return
+    process.stderr.write(
+      `  Run \`opencode service set hostname 0.0.0.0\` to access the service remotely.${EOL}${EOL}`,
+    )
+  }),
+)