Add postgres test logic separation and call existing workflow.

.github/workflows/internal-archive-release.yml

@@ -111,6 +111,7 @@ jobs:
   run-integration-tests:
     runs-on: ubuntu-latest
     needs: [job-setup]
+    if: contains(fromJSON('["redshift"]'), inputs.dbms_name)
 
     env:
       TOXENV: integration
@@ -122,7 +123,6 @@ jobs:
           ref: ${{ inputs.sha || 'main' }}
 
       - name: "Setup Environment Variables - ./scripts/env-setup.sh"
-        if: contains(fromJSON('["redshift"]'), inputs.dbms_name)
         run: source ./scripts/env-setup.sh
 
       - name: "Setup Environment Variables - Secrets Context"
@@ -157,37 +157,34 @@ jobs:
         with:
           python-version: ${{ env.PYTHON_TARGET_VERSION }}
 
-      ###################
-      # Testing with Tox
-      ###################
       - name: "Install Python Dependencies"
-        if: contains(fromJSON('["redshift"]'), inputs.dbms_name)
         run: |
           python -m pip install --user --upgrade pip
           python -m pip --version
           python -m pip install tox
           tox --version
 
       - name: "Run Tests using tox"
-        if: contains(fromJSON('["redshift"]'), inputs.dbms_name)
         run: tox
 
-      #####################
-      # Testing with Hatch
-      #####################
 
-      - name: "Setup `hatch`"
-        if: contains(fromJSON('["postgres"]'), inputs.dbms_name)
-        uses: dbt-labs/dbt-adapters/.github/actions/setup-hatch@main
+  run-integration-tests-hatch:
+    name: 'Integration Tests (Hatch)'
+    runs-on: ubuntu-latest
+    needs: [job-setup]
+    if: contains(fromJSON('["postgres"]'), inputs.dbms_name)
+
+    uses: "dbt-labs/dbt-postgres/.github/workflows/integration-tests.yml"
+
+    with:
+      core_branch: "main"
+      dbt_adapters_branch: "main"
 
-      - name: "Run Tests using hatch"
-        if: contains(fromJSON('["postgres"]'), inputs.dbms_name)
-        run: hatch run integration-tests:all
 
   create-internal-release:
     name: Create release for internal archive
     runs-on: ubuntu-latest
-    needs: [run-unit-tests, run-integration-tests]
+    needs: [run-unit-tests, run-integration-tests, run-integration-tests-hatch]
 
     steps:
       - name: "Checkout provided sha, default to branch main"