updating for packer

infra-config/README.md

@@ -1,3 +1,18 @@
 # infra-config
 
+## Create a virtual environment for ansible-core, activate it upgrade pip
 
+### Linux
+
+```bash
+python3 -m venv ~/venv-ansible
+source ~/venv-ansible/bin/activate
+pip3 install --upgrade pip
+```
+
+## Install ansible-core, proxmoxer and requests (needed by community.general.proxmox_*)
+
+```bash
+pip3 install ansible-core proxmoxer requests
+ansible-galaxy collection install community.proxmox
+```