docs: Add dependency documentation

Makefile

@@ -39,7 +39,7 @@ wg:
 	@cd ansible && ANSIBLE_HOST_KEY_CHECKING=False ansible-playbook -i ../inventory/lab.yml -i ../inventory/outsider.yml init.yml --extra-vars "enable_setup=false enable_wireguard=true enable_k3s=false"
 
 ansible:
-	INV_LIST="-i ../inventory/lab.yml"; \
+	@INV_LIST="-i ../inventory/lab.yml"; \
 	if [ x"${VPS}" != "x" ]; then \
 		INV_LIST="$${INV_LIST} -i ../inventory/outside.yml"; \
 	fi; \

README.md

@@ -1,10 +1,17 @@
 # Homelab
 
 ## Dependencies
+- git
+- make
 - Vagrant
 - ansible
 - vagrant-scp
 
+### Ubuntu
+```
+apt install make git vagrant ansible
+```
+
 ## Setup
 Clone the whole repository, including submodules
 ```