Change to Rebar3 build system

Author: intjelic

.github/workflows/workflow.yml

@@ -21,7 +21,7 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Build the library
-        run: make
+        run: rebar3 compile
 
       - name: Run the regression tests
-        run: make eunit
+        run: rebar3 eunit