added opencode serve command

packages/opencode/src/cli/cmd/serve.ts

@@ -0,0 +1,50 @@
+import { App } from "../../app/app"
+import { Provider } from "../../provider/provider"
+import { Server } from "../../server/server"
+import { Share } from "../../share/share"
+import { cmd } from "./cmd"
+
+export const ServeCommand = cmd({
+  command: "serve",
+  builder: (yargs) =>
+    yargs
+      .option("port", {
+        alias: ["p"],
+        type: "number",
+        describe: "port to listen on",
+        default: 4096,
+      })
+      .option("hostname", {
+        alias: ["h"],
+        type: "string",
+        describe: "hostname to listen on",
+        default: "127.0.0.1",
+      }),
+  describe: "starts a headless opencode server",
+  handler: async (args) => {
+    const cwd = process.cwd()
+    await App.provide({ cwd }, async () => {
+      const providers = await Provider.list()
+      if (Object.keys(providers).length === 0) {
+        return "needs_provider"
+      }
+
+      const hostname = args.hostname
+      const port = args.port
+
+      await Share.init()
+      const server = Server.listen({
+        port,
+        hostname,
+      })
+
+      console.log(
+        `opencode server listening on http://${server.hostname}:${server.port}`,
+      )
+
+      await new Promise(() => {})
+
+      server.stop()
+    })
+  },
+})

packages/opencode/src/index.ts

@@ -21,13 +21,13 @@ import { Bus } from "./bus"
 import { Config } from "./config/config"
 import { NamedError } from "./util/error"
 import { FormatError } from "./cli/error"
+import { ServeCommand } from "./cli/cmd/serve"
 
 const cancel = new AbortController()
 
 const cli = yargs(hideBin(process.argv))
   .scriptName("opencode")
   .help("help", "show help")
-  .alias("help", "h")
   .version("version", "show version number", Installation.VERSION)
   .alias("version", "v")
   .option("print-logs", {
@@ -61,10 +61,14 @@ const cli = yargs(hideBin(process.argv))
           }
 
           await Share.init()
-          const server = Server.listen()
+          const server = Server.listen({
+            port: 0,
+          })
 
           let cmd = ["go", "run", "./main.go"]
-          let cwd = url.fileURLToPath(new URL("../../tui/cmd/opencode", import.meta.url))
+          let cwd = url.fileURLToPath(
+            new URL("../../tui/cmd/opencode", import.meta.url),
+          )
           if (Bun.embeddedFiles.length > 0) {
             const blob = Bun.embeddedFiles[0] as File
             let binaryName = blob.name
@@ -134,6 +138,7 @@ const cli = yargs(hideBin(process.argv))
   .command(ScrapCommand)
   .command(AuthCommand)
   .command(UpgradeCommand)
+  .command(ServeCommand)
   .fail((msg) => {
     if (
       msg.startsWith("Unknown argument") ||

packages/opencode/src/server/server.ts

@@ -579,10 +579,10 @@ export namespace Server {
     return result
   }
 
-  export function listen() {
+  export function listen(opts: { port: number; hostname: string }) {
     const server = Bun.serve({
-      port: 0,
-      hostname: "0.0.0.0",
+      port: opts.port,
+      hostname: opts.hostname,
       idleTimeout: 0,
       fetch: app().fetch,
     })