adjusting variable names, fixing errors

tasks/pkgs/rust.yml

@@ -1,5 +1,22 @@
 # vim: set filetype=yaml.ansible :
+#
+## Package: rust
+## Description: rust compiler and standard library
+## Version: system
+## Methods: system
+## Helpers: -
 ---
+- name: Set rust default facts
+  ansible.builtin.set_fact:
+    rust:
+      install_methods:
+        - system
+      pkgname:
+        RedHat: rust
+        Debian: rust
+        Alpine: rust
+        Archlinux: rust
+        FreeBSD: rust
 - name: Configure rust
   when:
     - "'rust' not in __configured"
@@ -16,7 +33,7 @@
       block:
         - name: Queue rust install
           ansible.builtin.set_fact:
-            pkg_sys: "{{ pkg_sys + [rust_pkgname] }}"
+            pkg_sys: "{{ pkg_sys + [rust.pkgname[os_family]] }}"
 
     - name: Finalize rust configuration
       ansible.builtin.set_fact: