Add GitHub Action to Run Scala Test Suite for factgraph (#1)

* run backend test suite

* add test file

* fix working directory

* add sbt

* fix path to src

* better name

.github/workflows/test-fact-graph.yml

@@ -1,4 +1,4 @@
-name: Scala Backend Test Suite
+name: Run Scala Fact-Graph test suite
 
 on:
   push:
@@ -17,7 +17,7 @@ jobs:
 
     defaults:
       run:
-        working-directory: backend
+        working-directory: direct-file/fact-graph-scala
 
     steps:
       - name: Checkout repository
@@ -40,5 +40,6 @@ jobs:
           restore-keys: |
             sbt-cache-${{ runner.os }}
     
+      - uses: sbt/setup-sbt@v1
       - name: Run Scala tests
         run: sbt test

direct-file/backend/src/test/test-file.txt

@@ -0,0 +1 @@
+this is just a test file to cause the backend test suite tests to run