chore: various tweaks

Author: KLongmuirHD

.github/workflows/demo-build-and-scan-docker-image.yml

@@ -13,11 +13,6 @@ jobs:
     environment: demo
     runs-on: ubuntu-latest
     steps:
-      - name: Checkout repo
-        uses: actions/checkout@v4
-        with:
-          ref: main
-
       - name: Set up Node.js
         uses: actions/setup-node@v4
         with:

.github/workflows/demo-docker-buildx-sbom-scan.yml

@@ -13,9 +13,6 @@ jobs:
     environment: demo
     runs-on: ubuntu-latest
     steps:
-      - name: Checkout repo
-        uses: actions/checkout@v4
-
       - name: Set up Node.js
         uses: actions/setup-node@v4
         with:
@@ -34,6 +31,7 @@ jobs:
             --file ./ci/image.Dockerfile \
             --tag herodevs/eol-scan:local \
             --sbom=type=cyclonedx,output=sbom.json \
+            --platform linux/amd64 \
             --load \
             .
 

.github/workflows/demo-scan-docker-image.yml

@@ -16,11 +16,6 @@ jobs:
     environment: demo
     runs-on: ubuntu-latest
     steps:
-      - name: Checkout repo
-        uses: actions/checkout@v4
-        with:
-          ref: main
-
       - name: Set up Node.js
         uses: actions/setup-node@v4
         with: