chore: set postgres url

Author: zachdaniel

.github/workflows/test-projects.yml

@@ -84,7 +84,7 @@ jobs:
           path: ${{matrix.project.name}}/_build
           key: ${{matrix.project.name}}-otp-${{matrix.otp}}-elixir-${{matrix.elixir}}-build-3-${{ hashFiles('config/**/*.exs') }}-${{ hashFiles(format('{0}{1}', github.workspace, '/ash/mix.lock')) }}
           restore-keys: ${{matrix.project.name}}-otp-${{matrix.otp}}-elixir-${{matrix.elixir}}-build-3-${{ hashFiles('config/**/*.exs') }}-
-      - run: mix deps.get
+      - run: mix deps.get --only test
         working-directory: ./${{matrix.project.name}}
       - run: mix archive.install hex igniter_new --force
       - run: mix archive.install hex phx_new --force
@@ -95,3 +95,6 @@ jobs:
       - run: ${{matrix.project.test-cmd}}
         if: ${{matrix.project.test-cmd}}
         working-directory: ./${{matrix.project.name}}
+        env:
+          DATABASE_URL: postgresql://postgres:postgres@localhost:${{job.services.postgres.ports[5432]}}/postgres
+