feat: add image_inspect function

images.v

@@ -1,11 +1,16 @@
 module docker
 
 import net.http { Method }
+import types { Image }
 import json
 
-struct Image {
+pub fn (mut d DockerConn) image_inspect(image string) !Image {
-pub:
+	d.send_request(.get, '/images/$image/json')!
-	id string [json: Id]
+	_, body := d.read_response()!
+
+	data := json.decode(Image, body)!
+
+	return data
 }
 
 // pull_image pulls the given image:tag.

types/image.v

@@ -0,0 +1,6 @@
+module types
+
+pub struct Image {
+pub:
+	id string [json: Id]
+}