always use latest imag

coder-base/main.tf

@@ -188,9 +188,18 @@ resource "docker_volume" "home_volume" {
   }
 }
 
+data "docker_registry_image" "coder-images" {
+  name = var.docker_image
+}
+
+resource "docker_image" "coder-images" {
+  name          = data.docker_registry_image.coder-images.name
+  pull_triggers = [data.docker_registry_image.coder-images.sha256_digest]
+}
+
 resource "docker_container" "workspace" {
   count = data.coder_workspace.me.start_count
-  image = var.docker_image
+  image = docker_image.coder-images.image_id
   name  = "coder-${data.coder_workspace_owner.me.name}-${lower(data.coder_workspace.me.name)}"
   hostname = data.coder_workspace.me.name