Added build-nomedia workflow

.github/workflows/build-nomedia.yml

@@ -0,0 +1,40 @@
+name: Build without media
+on:
+  push:
+    branches:
+    - master
+  pull_request:
+jobs:
+  build-nomedia:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v2
+    - name: install packages
+      run: sudo apt update && sudo apt install libssl-dev
+    - name: submodules
+      run: git submodule update --init --recursive --depth 1
+    - name: cmake
+      run: cmake -B build -DUSE_GNUTLS=0 -DNO_MEDIA=1 -DWARNINGS_AS_ERRORS=1
+    - name: make
+      run: (cd build; make -j2)
+    - name: test
+      run: ./build/tests
+  build-nomedia-windows:
+    runs-on: windows-latest
+    steps:
+    - uses: actions/checkout@v2
+    - uses: ilammy/msvc-dev-cmd@v1
+    - name: install packages
+      run: choco install openssl
+    - name: submodules
+      run: git submodule update --init --recursive --depth 1
+    - name: cmake
+      run: cmake -B build -G "NMake Makefiles" -DUSE_GNUTLS=0 -DNO_MEDIA=1 -WARNINGS_AS_ERRORS=1
+    - name: nmake
+      run: |
+        cd build
+        set CL=/MP
+        nmake
+    - name: test
+      run: build/tests.exe
+