EXP: try fix CI for rocksdb

.github/workflows/build-test.yml

@@ -0,0 +1,54 @@
+name: "maturin build"
+on:
+  pull_request:
+  push:
+    branches: [latest]
+jobs:
+  mamba:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v3
+      with:
+        fetch-depth: 0
+
+    - name: Install latest stable rust
+      uses: actions-rs/toolchain@v1
+      with:
+         toolchain: stable
+         override: true
+         components: rustfmt, clippy
+
+    - name: cache conda
+      uses: actions/cache@v3
+      env:
+        CACHE_NUMBER: 0
+      with:
+        path: ~/conda_pkgs_dir
+        key:
+          ${{ runner.os }}-conda-${{ env.CACHE_NUMBER }}-${{ hashFiles('environment.yml') }}
+
+    - name: setup conda
+      uses: conda-incubator/setup-miniconda@3b0f2504dd76ef23b6d31f291f4913fb60ab5ff3
+      with:
+        auto-update-conda: true
+        python-version: 3.9
+        channels: conda-forge,bioconda
+        miniforge-variant: Mambaforge
+        miniforge-version: latest
+        use-mamba: true
+        mamba-version: "*"
+        activate-environment: sourmash_dev
+        auto-activate-base: false
+        use-only-tar-bz2: true
+
+    - name: install dependencies
+      shell: bash -l {0}
+      run: mamba install git compilers maturin pytest pandas
+
+    - name: build
+      shell: bash -l {0}
+      run: make
+
+    - name: test
+      shell: bash -l {0}
+      run: pytest