Manually force ansible to prepend sourcing a user's bash environment before executing commands

group_vars-all.yml

# {{root_path}}/group_vars/all.yml
---
src_bash:  "source {{HOME.stdout}}/.bashrc;"

roles-common-tasks-main.yml

# {{root_path}}/roles/common/tasks/main.yml
---
- name: Set sysadmin user's $HOME variable
  shell: chdir=~ pwd
  register: HOME
  ignore_errors: yes
  changed_when: "HOME.rc != 0"
  
# include your other tasks / list them manually, I prefer to include as I'll do a lot here...
####################
# Install GNU Stow #
####################
- include: stow.yml

roles-common-tasks-stow.yml

# {{root_path}}/roles/common/tasks/stow.yml
# Stow installation tasks
# Only took out a simple task for clarity

- shell: "{{src_bash}} stow --version"
  register: stow_version
  changed_when: "stow_version.rc != 0"