Resolve CLI binary metadata for UI

packages/electron-app/electron/main/process-manager.ts

@@ -263,47 +263,32 @@ export class CliProcessManager extends EventEmitter {
   private resolveCliEntry(options: StartOptions): CliEntryResolution {
     if (options.dev) {
       const tsxPath = this.resolveTsx()
-      const sourceCandidates = [
+      if (!tsxPath) {
-        path.resolve(app.getAppPath(), "..", "server", "src", "index.ts"),
+        throw new Error("tsx is required to run the CLI in development mode. Please install dependencies.")
-        path.resolve(app.getAppPath(), "..", "packages", "server", "src", "index.ts"),
-        path.resolve(process.cwd(), "packages", "server", "src", "index.ts"),
-      ]
-      const sourceEntry = sourceCandidates.find((candidate) => existsSync(candidate))
-      if (tsxPath && sourceEntry) {
-        return { entry: sourceEntry, runner: "tsx", runnerPath: tsxPath }
       }
+      const devEntry = this.resolveDevEntry()
+      return { entry: devEntry, runner: "tsx", runnerPath: tsxPath }
     }
-
+ 
-    const dist = this.tryResolveDist()
+    const distEntry = this.resolveProdEntry()
-    if (dist) {
+    return { entry: distEntry, runner: "node" }
-      return { entry: dist, runner: "node" }
-    }
-
-    throw new Error("Unable to locate CodeNomad CLI build (dist/bin.js). Please build @neuralnomads/codenomad.")
   }
-
+ 
   private resolveTsx(): string | null {
-    try {
-      const resolved = nodeRequire.resolve("tsx/dist/cli.js")
-      if (resolved && existsSync(resolved)) {
-        return resolved
-      }
-    } catch {
-      return null
-    }
-    return null
-  }
-
-  private tryResolveDist(): string | null {
     const candidates: Array<string | (() => string)> = [
-      () => nodeRequire.resolve("@neuralnomads/codenomad/dist/bin.js"),
+      () => nodeRequire.resolve("tsx/cli"),
-      () => nodeRequire.resolve("@neuralnomads/codenomad/dist/bin.js", { paths: [app.getAppPath()] }),
+      () => nodeRequire.resolve("tsx/dist/cli.mjs"),
-      path.join(app.getAppPath(), "node_modules", "@neuralnomads", "codenomad", "dist", "bin.js"),
+      () => nodeRequire.resolve("tsx/dist/cli.cjs"),
-      path.resolve(app.getAppPath(), "..", "server", "dist", "bin.js"),
+      path.resolve(process.cwd(), "node_modules", "tsx", "dist", "cli.mjs"),
-      path.resolve(app.getAppPath(), "..", "packages", "server", "dist", "bin.js"),
+      path.resolve(process.cwd(), "node_modules", "tsx", "dist", "cli.cjs"),
-      path.join(process.resourcesPath, "app.asar.unpacked", "node_modules", "@neuralnomads", "codenomad", "dist", "bin.js"),
+      path.resolve(process.cwd(), "..", "node_modules", "tsx", "dist", "cli.mjs"),
+      path.resolve(process.cwd(), "..", "node_modules", "tsx", "dist", "cli.cjs"),
+      path.resolve(process.cwd(), "..", "..", "node_modules", "tsx", "dist", "cli.mjs"),
+      path.resolve(process.cwd(), "..", "..", "node_modules", "tsx", "dist", "cli.cjs"),
+      path.resolve(app.getAppPath(), "..", "node_modules", "tsx", "dist", "cli.mjs"),
+      path.resolve(app.getAppPath(), "..", "node_modules", "tsx", "dist", "cli.cjs"),
     ]
-
+ 
     for (const candidate of candidates) {
       try {
         const resolved = typeof candidate === "function" ? candidate() : candidate
@@ -314,7 +299,28 @@ export class CliProcessManager extends EventEmitter {
         continue
       }
     }
-
+ 
     return null
   }
+ 
+  private resolveDevEntry(): string {
+    const entry = path.resolve(process.cwd(), "..", "server", "src", "index.ts")
+    if (!existsSync(entry)) {
+      throw new Error(`Dev CLI entry not found at ${entry}. Run npm run dev:electron from the repository root after installing dependencies.`)
+    }
+    return entry
+  }
+ 
+  private resolveProdEntry(): string {
+    try {
+      const entry = nodeRequire.resolve("@neuralnomads/codenomad/dist/bin.js")
+      if (existsSync(entry)) {
+        return entry
+      }
+    } catch {
+      // fall through to error below
+    }
+    throw new Error("Unable to locate CodeNomad CLI build (dist/bin.js). Run npm run build --workspace @neuralnomads/codenomad.")
+  }
 }
+

packages/server/src/workspaces/manager.ts

@@ -1,4 +1,5 @@
 import path from "path"
+import { spawnSync } from "child_process"
 import { EventBus } from "../events/bus"
 import { ConfigStore } from "../config/store"
 import { BinaryRegistry } from "../config/binaries"
@@ -65,10 +66,11 @@ export class WorkspaceManager {
  
     const id = `${Date.now().toString(36)}`
     const binary = this.options.binaryRegistry.resolveDefault()
+    const resolvedBinaryPath = this.resolveBinaryPath(binary.path)
     const workspacePath = path.isAbsolute(folder) ? folder : path.resolve(this.options.rootDir, folder)
     clearWorkspaceSearchCache(workspacePath)
 
-    this.options.logger.info({ workspaceId: id, folder: workspacePath, binary: binary.path }, "Creating workspace")
+    this.options.logger.info({ workspaceId: id, folder: workspacePath, binary: resolvedBinaryPath }, "Creating workspace")
 
     const proxyPath = `/workspaces/${id}/instance`
 
@@ -79,14 +81,20 @@ export class WorkspaceManager {
       name,
       status: "starting",
       proxyPath,
-      binaryId: binary.id,
+      binaryId: resolvedBinaryPath,
       binaryLabel: binary.label,
       binaryVersion: binary.version,
       createdAt: new Date().toISOString(),
       updatedAt: new Date().toISOString(),
     }
 
+    if (!descriptor.binaryVersion) {
+      descriptor.binaryVersion = this.detectBinaryVersion(resolvedBinaryPath)
+    }
+
     this.workspaces.set(id, descriptor)
+
+
     this.options.eventBus.publish({ type: "workspace.created", workspace: descriptor })
 
     const environment = this.options.configStore.get().preferences.environmentVariables ?? {}
@@ -95,7 +103,7 @@ export class WorkspaceManager {
       const { pid, port } = await this.runtime.launch({
         workspaceId: id,
         folder: workspacePath,
-        binaryPath: binary.path,
+        binaryPath: resolvedBinaryPath,
         environment,
         onExit: (info) => this.handleProcessExit(info.workspaceId, info),
       })
@@ -161,6 +169,70 @@ export class WorkspaceManager {
     return workspace
   }
 
+  private resolveBinaryPath(identifier: string): string {
+    if (!identifier) {
+      return identifier
+    }
+
+    const looksLikePath = identifier.includes("/") || identifier.includes("\\") || identifier.startsWith(".")
+    if (path.isAbsolute(identifier) || looksLikePath) {
+      return identifier
+    }
+
+    const locator = process.platform === "win32" ? "where" : "which"
+
+    try {
+      const result = spawnSync(locator, [identifier], { encoding: "utf8" })
+      if (result.status === 0 && result.stdout) {
+        const resolved = result.stdout
+          .split(/\r?\n/)
+          .map((line) => line.trim())
+          .find((line) => line.length > 0)
+
+        if (resolved) {
+          this.options.logger.debug({ identifier, resolved }, "Resolved binary path from system PATH")
+          return resolved
+        }
+      } else if (result.error) {
+        this.options.logger.warn({ identifier, err: result.error }, "Failed to resolve binary path via locator command")
+      }
+    } catch (error) {
+      this.options.logger.warn({ identifier, err: error }, "Failed to resolve binary path from system PATH")
+    }
+
+    return identifier
+  }
+
+  private detectBinaryVersion(resolvedPath: string): string | undefined {
+    if (!resolvedPath) {
+      return undefined
+    }
+
+    try {
+      const result = spawnSync(resolvedPath, ["--version"], { encoding: "utf8" })
+      if (result.status === 0 && result.stdout) {
+        const line = result.stdout.split(/\r?\n/).find((entry) => entry.trim().length > 0)
+        if (line) {
+          const normalized = line.trim()
+          const versionMatch = normalized.match(/([0-9]+\.[0-9]+\.[0-9A-Za-z.-]+)/)
+          if (versionMatch) {
+            const version = versionMatch[1]
+            this.options.logger.debug({ binary: resolvedPath, version }, "Detected binary version")
+            return version
+          }
+          this.options.logger.debug({ binary: resolvedPath, reported: normalized }, "Binary reported version string")
+          return normalized
+        }
+      } else if (result.error) {
+        this.options.logger.warn({ binary: resolvedPath, err: result.error }, "Failed to read binary version")
+      }
+    } catch (error) {
+      this.options.logger.warn({ binary: resolvedPath, err: error }, "Failed to detect binary version")
+    }
+
+    return undefined
+  }
+
   private handleProcessExit(workspaceId: string, info: { code: number | null; requested: boolean }) {
     const workspace = this.workspaces.get(workspaceId)
     if (!workspace) return

packages/server/src/workspaces/runtime.ts

@@ -37,7 +37,10 @@ export class WorkspaceRuntime {
     const env = { ...process.env, ...(options.environment ?? {}) }
 
     return new Promise((resolve, reject) => {
-      this.logger.info({ workspaceId: options.workspaceId, folder: options.folder }, "Launching OpenCode process")
+      this.logger.info(
+        { workspaceId: options.workspaceId, folder: options.folder, binary: options.binaryPath },
+        "Launching OpenCode process",
+      )
       const child = spawn(options.binaryPath, args, {
         cwd: options.folder,
         env,

packages/ui/src/components/folder-selection-view.tsx

@@ -31,9 +31,8 @@ const FolderSelectionView: Component<FolderSelectionViewProps> = (props) => {
   // Update selected binary when preferences change
   createEffect(() => {
     const lastUsed = preferences().lastUsedBinary
-    if (lastUsed && lastUsed !== selectedBinary()) {
+    if (!lastUsed) return
-      setSelectedBinary(lastUsed)
+    setSelectedBinary((current) => (current === lastUsed ? current : lastUsed))
-    }
   })
 
 

packages/ui/src/components/instance-info.tsx

@@ -48,6 +48,7 @@ const InstanceInfo: Component<InstanceInfoProps> = (props) => {
   const [isLoadingMetadata, setIsLoadingMetadata] = createSignal(true)
 
   const metadata = () => props.instance.metadata
+  const binaryVersion = () => props.instance.binaryVersion || metadata()?.version
   const mcpServers = () => {
     const status = metadata()?.mcpStatus
     return status ? parseMcpStatus(status) : []
@@ -104,11 +105,12 @@ const InstanceInfo: Component<InstanceInfoProps> = (props) => {
           ...(lspStatus ? { lspStatus } : {}),
         }
 
-        if (!nextMetadata.version) {
+        if (!nextMetadata.version && instance.binaryVersion) {
-          nextMetadata.version = "0.15.8"
+          nextMetadata.version = instance.binaryVersion
         }
 
         updateInstance(instanceId, { metadata: nextMetadata })
+
       } catch (error) {
         if (!cancelled) {
           console.error("Failed to load instance metadata:", error)
@@ -173,13 +175,13 @@ const InstanceInfo: Component<InstanceInfoProps> = (props) => {
           )}
         </Show>
 
-        <Show when={metadata()?.version}>
+        <Show when={binaryVersion()}>
           <div>
             <div class="text-xs font-medium text-muted uppercase tracking-wide mb-1">
               OpenCode Version
             </div>
             <div class="text-xs px-2 py-1.5 rounded border bg-surface-secondary border-base text-primary">
-              v{metadata()?.version}
+              v{binaryVersion()}
             </div>
           </div>
         </Show>

packages/ui/src/stores/instances.ts

@@ -52,7 +52,9 @@ function workspaceDescriptorToInstance(descriptor: WorkspaceDescriptor): Instanc
     error: descriptor.error,
     client: existing?.client ?? null,
     metadata: existing?.metadata,
-    binaryPath: descriptor.binaryLabel,
+    binaryPath: descriptor.binaryId ?? descriptor.binaryLabel ?? existing?.binaryPath,
+    binaryLabel: descriptor.binaryLabel,
+    binaryVersion: descriptor.binaryVersion ?? existing?.binaryVersion,
     environmentVariables: existing?.environmentVariables ?? preferences().environmentVariables ?? {},
   }
 }

packages/ui/src/types/instance.ts

@@ -39,5 +39,7 @@ export interface Instance {
   client: OpencodeClient | null
   metadata?: InstanceMetadata
   binaryPath?: string
+  binaryLabel?: string
+  binaryVersion?: string
   environmentVariables?: Record<string, string>
 }