fix workflow and add more

.github/workflows/c-cpp.yml

@@ -107,6 +107,17 @@ jobs:
       run: make clean && make CC=icc -j8 zstd=1
     - name: test zstd
       run: make test zstd=1 CC=icc
+  ubuntu_22:
+    name: Ubuntu 22
+    runs-on: ubuntu-22.04
+    steps:
+    - uses: actions/checkout@v2
+    - name: install packages
+      run: sudo apt-get update && sudo apt-get install zlib1g-dev
+    - name: build-gcc
+      run: make -j8
+    - name: test-gcc
+      run: make test
   os_x_11:
     name: OSX 11
     runs-on: macos-11

.github/workflows/python.yml

@@ -82,7 +82,7 @@ jobs:
     steps:
     - uses: actions/checkout@v2
     - name: install packages
-      run: pip3 install numpy
+      run: pip3 install numpy setuptools
     - name: build
       run: make pyslow5
     - name: test
@@ -93,7 +93,7 @@ jobs:
     steps:
     - uses: actions/checkout@v2
     - name: install packages
-      run: pip3 install numpy
+      run: pip3 install numpy setuptools
     - name: build
       run: make pyslow5
     - name: test

docs/slow5_api/slow5.md

@@ -141,6 +141,9 @@ High-level API consists of following functions:
 
 Low-level API allows much more efficient access to BLOW5 files compared to the high-level API.  Low-level API is documented [here](slow5_low_level_api.md).
 
+### Extra multi-threaded API
+
+An optional built-in multithreaded API is under construction. See the [examples](https://github.com/hasindu2008/slow5lib/tree/master/examples/mt) for now. If you intend to use it, request through an [issue](https://github.com/hasindu2008/slow5lib/issues), so that we can finalise and document it.
 
 ## CITATION