Add Linux Mint support to llvm role

roles/llvm/tasks/Linux Mint.yaml

@@ -0,0 +1,2 @@
+---
+- include_tasks: Ubuntu.yaml

roles/llvm/tasks/Ubuntu.yaml

@@ -4,14 +4,27 @@
     url: https://api.github.com/repos/llvm/llvm-project/releases/latest
   register: llvm_latest
 
+- name: read /etc/os-release
+  slurp:
+    src: /etc/os-release
+  register: os_release_b64
+- name: extract UBUNTU_CODENAME=<name> to support dirivitive distros
+  set_fact:
+    ubuntu_codename: >-
+      {{
+          os_release_b64.content | b64decode |
+          regex_search('UBUNTU_CODENAME=.*') |
+          replace('UBUNTU_CODENAME=', '')
+      }}
+
 - set_fact:
     llvm_major_version:
       '{{llvm_latest.json.tag_name[8:llvm_latest.json.tag_name.find(".")]}}'
 - set_fact:
     llvm_apt_repo_url:
-      'http://apt.llvm.org/{{ansible_distribution_release}}/'
+      'http://apt.llvm.org/{{ubuntu_codename}}/'
     llvm_apt_category:
-      'llvm-toolchain-{{ansible_distribution_release}}-{{llvm_major_version}}'
+      'llvm-toolchain-{{ubuntu_codename}}-{{llvm_major_version}}'
 
 - name: add upstream deb repository
   become: true