Fails on fresh computer install

[geoff-coppertop]

==> Checking for sudo access (which may request your password).
Password:
==> This script will install:
/opt/homebrew/bin/brew
/opt/homebrew/share/doc/homebrew
/opt/homebrew/share/man/man1/brew.1
/opt/homebrew/share/zsh/site-functions/_brew
/opt/homebrew/etc/bash_completion.d/brew
/opt/homebrew

Press RETURN to continue or any other key to abort
==> /usr/bin/sudo /usr/sbin/chown -R thomasga:admin /opt/homebrew
==> Downloading and installing Homebrew...
HEAD is now at 0fc7762e9 Merge pull request #11821 from moonfruit/outdated-cask-json
Warning: /opt/homebrew/bin is not in your PATH.
==> Installation successful!

==> Homebrew has enabled anonymous aggregate formulae and cask analytics.
Read the analytics documentation (and how to opt-out) here:
https://docs.brew.sh/Analytics
No analytics data has been sent yet (or will be during this install run).

==> Homebrew is run entirely by unpaid volunteers. Please consider donating:
https://github.com/Homebrew/brew#donations

==> Next steps:

• Run these two commands in your terminal to add Homebrew to your PATH:
  echo 'eval "$(/opt/homebrew/bin/brew shellenv)"' >> /Users/thomasga/.zprofile
  eval "$(/opt/homebrew/bin/brew shellenv)"
• Run brew help to get started
• Further documentation:
  https://docs.brew.sh
  /bin/bash: line 11: brew: command not found
  /bin/bash: line 12: brew: command not found
  Cloning into '.'...
  remote: Enumerating objects: 83, done.
  remote: Counting objects: 100% (83/83), done.
  remote: Compressing objects: 100% (45/45), done.
  remote: Total 83 (delta 20), reused 77 (delta 14), pack-reused 0
  Receiving objects: 100% (83/83), 1.18 MiB | 2.75 MiB/s, done.
  Resolving deltas: 100% (20/20), done.
  /bin/bash: line 23: python3.9: command not found
  Collecting virtualenv
  Using cached https://files.pythonhosted.org/packages/8d/ee/5cf43aec0725af39e7c32014b48b28e04b12d5912bcaa63c910ecf094772/virtualenv-20.7.0-py2.py3-none-any.whl
  Collecting filelock<4,>=3.0.0 (from virtualenv)
  Using cached https://files.pythonhosted.org/packages/93/83/71a2ee6158bb9f39a90c0dea1637f81d5eef866e188e1971a1b1ab01a35a/filelock-3.0.12-py3-none-any.whl
  Collecting backports.entry-points-selectable>=1.0.4 (from virtualenv)
  Using cached https://files.pythonhosted.org/packages/0c/cd/1e156227cad9f599524eb10af62a2362f872910a49402dbd2bea2dedc91c/backports.entry_points_selectable-1.1.0-py2.py3-none-any.whl
  Collecting platformdirs<3,>=2 (from virtualenv)
  Using cached https://files.pythonhosted.org/packages/a5/a6/45f6d6b848d7ac273f261b35ed048ea8f301d2ec0594fbcf7616b4012f45/platformdirs-2.2.0-py3-none-any.whl
  Requirement already satisfied: six<2,>=1.9.0 in /Library/Developer/CommandLineTools/Library/Frameworks/Python3.framework/Versions/3.8/lib/python3.8/site-packages (from virtualenv) (1.15.0)
  Collecting distlib<1,>=0.3.1 (from virtualenv)
  Using cached https://files.pythonhosted.org/packages/87/26/f6a23dd3e578132cf924e0dd5d4e055af0cd4ab43e2a9f10b7568bfb39d9/distlib-0.3.2-py2.py3-none-any.whl
  Installing collected packages: filelock, backports.entry-points-selectable, platformdirs, distlib, virtualenv
  ERROR: Could not install packages due to an EnvironmentError: [Errno 13] Permission denied: '/Library/Python/3.8'
  Consider using the --user option or check the permissions.

WARNING: You are using pip version 19.2.3, however version 21.2.2 is available.
You should consider upgrading via the 'pip install --upgrade pip' command.
/bin/bash: line 27: virtualenv: command not found
/bin/bash: line 28: ./.venv/bin/activate: No such file or directory
/bin/bash: line 30: pip: command not found
/bin/bash: line 31: ansible-galaxy: command not found
/bin/bash: line 33: ansible-playbook: command not found
/bin/bash: line 35: deactivate: command not found