fix collection install

* specify collections in requirements.yml
* `make envsetup` will install/upgrade collections based on
  requirements.yml

Author: chrisx8

Makefile

@@ -1,22 +1,17 @@
+CERTBOT_SCRIPT = files/certbot.sh
+CERTBOT_WORKDIR = files/certbot.d
 # Run pre-commit checks on all files
 check:
 	pre-commit run --all-files
 
 # Set up Ansible environment
 # Includes required Ansible collections and pre-commit hooks
 envsetup:
-	ansible-galaxy collection install ansible.posix community.postgresql containers.podman
+	ansible-galaxy collection install --upgrade -r requirements.yml
 	pre-commit install
 
-# Update Ansible environment
-# Auto-updates all pre-commit hooks
-envupdate:
-	pre-commit autoupdate
-
 ## The following tasks run the certbot helper script
 ## Naming: certbot-(issue|renew)
-CERTBOT_SCRIPT=files/certbot.sh
-CERTBOT_WORKDIR=files/certbot.d
 
 certbot-issue:
 	$(CERTBOT_SCRIPT) $(CERTBOT_WORKDIR) issue

README.md

@@ -34,20 +34,16 @@ Some `make` commands:
 
 ### Ansible Collections
 
-Some Ansible roles here depend on additional Ansible collections:
-
-- `ansible.posix`
-- `community.postgresql`
-- `containers.podman`
+Some Ansible roles here depend on additional Ansible collections. See [`requirements.yml`](requirements.yml) for details.
 
 ### Pre-commit hooks
 
-Pre-commit hooks are configured. See [here](.pre-commit-config.yaml) for details.
+Pre-commit hooks are configured. See [`.pre-commit-config.yaml`](.pre-commit-config.yaml) for details.
 
 To update pre-commit hooks, run:
 
 ```bash
-make envupdate
+pre-commit autoupdate
 ```
 
 ## Hardware

requirements.yml

@@ -0,0 +1,5 @@
+---
+collections:
+  - ansible.posix
+  - community.postgresql
+  - containers.podman