Update workflow Docker images and version tags

Changed Docker image tags from v3-2-0-rc3 to v3-2-1-preview across multiple GitHub workflows. Updated the VERSION environment variable in packages.yml to reflect the new versioning scheme. These changes ensure consistency with the new preview release.

.github/workflows/elsa-server-and-studio.yml

@@ -29,7 +29,7 @@ jobs:
         with:
           # list of Docker images to use as base name for tags
           images: |
-            elsaworkflows/elsa-server-and-studio-v3-2-0-rc3
+            elsaworkflows/elsa-server-and-studio-v3-2-1-preview
           flavor: |
             latest=true
           # generate Docker tags based on the following events/attributes

.github/workflows/elsa-server.yml

@@ -29,7 +29,7 @@ jobs:
         with:
           # list of Docker images to use as base name for tags
           images: |
-            elsaworkflows/elsa-server-v3-2-0-rc3
+            elsaworkflows/elsa-server-v3-2-1-preview
           flavor: |
             latest=true
           # generate Docker tags based on the following events/attributes

.github/workflows/elsa-studio.yml

@@ -29,7 +29,7 @@ jobs:
         with:
           # list of Docker images to use as base name for tags
           images: |
-            elsaworkflows/elsa-studio-v3-2-0-rc3
+            elsaworkflows/elsa-studio-v3-2-1-preview
           flavor: |
             latest=true
           # generate Docker tags based on the following events/attributes

.github/workflows/packages.yml

@@ -62,7 +62,7 @@ jobs:
             TAG_NAME=${TAG_NAME#refs/tags/} # remove the refs/tags/ prefix
             echo "VERSION=${TAG_NAME}" >> $GITHUB_ENV
           else
-            echo "VERSION=3.2.0-rc6.${{github.run_number}}" >> $GITHUB_ENV
+            echo "VERSION=3.2.1.${{github.run_number}}" >> $GITHUB_ENV
           fi
       - name: Set up JDK 17
         uses: actions/setup-java@v2