ci: migrate to setup-micromamba (#20)

* migrate to setup-micromamba
* fix branch name in integration.yml

.github/workflows/integration.yml

@@ -2,14 +2,14 @@ name: Integration testing
 on:
  push:
  branches:
- - main
+ - master
  - develop*
  - ci-diagnose*
  paths-ignore:
  - '**.md'
  pull_request:
  branches:
- - main
+ - master
  - develop
  paths-ignore:
  - '**.md'
@@ -40,21 +40,25 @@ jobs:
  path: modflow6
 
  - name: Setup Micromamba
- uses: mamba-org/provision-with-micromamba@main
+ uses: mamba-org/setup-micromamba@v1
  with:
+ micromamba-root-path: ${{ runner.temp }}/micromamba-root
  environment-file: modflow6/environment.yml
+ cache-environment: true
+ cache-downloads: true
+ init-shell: >-
+ bash
+ powershell
 
  - name: Setup ifort
  uses: modflowpy/install-intelfortran-action@v1
- # with:
- # path: ${{ runner.os != 'Windows' && 'bin' || 'C:\Program Files (x86)\Intel\oneAPI' }}
 
  - name: Fix Micromamba path (Windows)
  if: runner.os == 'Windows'
  shell: pwsh
  run: |
  # https://github.com/modflowpy/install-intelfortran-action#conda-scripts
- $mamba_bin = "C:\Users\runneradmin\micromamba-root\envs\modflow6\Scripts"
+ $mamba_bin = "${{ runner.temp }}\micromamba-root\envs\modflow6\Scripts"
  echo $mamba_bin | Out-File -FilePath $env:GITHUB_PATH -Encoding utf8 -Append
 
  - name: Build modflow6 (Linux & Mac)