feat: add template for externally managed workspaces to coder-labs

Author: kacpersaw

.icons/paperclip-emoji.svg

@@ -0,0 +1,13 @@
+---
+display_name: Externally Managed Workspace
+description: A template for externally managed workspaces
+icon: ../../../../.icons/paperclip-emoji.svg
+verified: true
+tags: [external]
+---
+
+# Externally Managed Workspace Template
+
+This template provides a minimal scaffolding for creating Coder workspaces that connect to externally provisioned compute resources.
+
+Use this template as a starting point to build your own custom templates for scenarios where you need to connect to existing infrastructure.

registry/coder-labs/templates/externally-managed-workspace/README.md

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+terraform {
+  required_providers {
+    coder = {
+      source = "coder/coder"
+    }
+  }
+}
+
+data "coder_workspace" "me" {}
+
+resource "coder_agent" "main" {
+  arch = "amd64"
+  os   = "linux"
+}
+
+resource "coder_external_agent" "main" {
+  agent_id = coder_agent.main.id
+}
+
+# Adds code-server
+# See all available modules at https://registry.coder.com/modules
+module "code-server" {
+  count  = data.coder_workspace.me.start_count
+  source = "registry.coder.com/coder/code-server/coder"
+
+  # This ensures that the latest non-breaking version of the module gets downloaded, you can also pin the module version to prevent breaking changes in production.
+  version = "~> 1.0"
+
+  agent_id = coder_agent.main.id
+}