fix pfi-exemplar-container-image workflow

.github/workflows/pfi-exemplar-container-image.yaml

@@ -5,28 +5,23 @@ on:
     branches:
       - main
     paths:
-      - javascript/tbdex-pfi-exemplar
+      - 'javascript/tbdex-pfi-exemplar/*'
+      - .github/workflows/pfi-exemplar-container-image.yaml
   pull_request:
     branches:
       - main
     paths:
-      - javascript/tbdex-pfi-exemplar
+      - 'javascript/tbdex-pfi-exemplar/*'
+      - .github/workflows/pfi-exemplar-container-image.yaml
 
 jobs:
   build-image:
-    name: ${{ matrix.directory }}
+    name: javascript/tbdex-pfi-exemplar
     runs-on: ubuntu-latest
     permissions:
       contents: read
       packages: write
 
-    strategy:
-      fail-fast: false
-      matrix:
-        include:
-          - directory: javascript/tbdex-pfi-exemplar
-            image: ghcr.io/tbd54566975/tbd-examples-tbdex-pfi-exemplar
-
     steps:
       - name: Checkout repository
         uses: actions/checkout@v3
@@ -42,12 +37,12 @@ jobs:
         id: meta
         uses: docker/metadata-action@8e5442c4ef9f78752691e2d8f8d19755c6f78e81 # v5.5.1
         with:
-          images: ${{ matrix.image }}
+          images: ghcr.io/tbd54566975/tbd-examples-tbdex-pfi-exemplar
 
       - name: Build and push container image
         uses: docker/build-push-action@94f8f8c2eec4bc3f1d78c1755580779804cb87b2 # v6.0.1
         with:
-          context: ${{ matrix.directory }}
+          context: javascript/tbdex-pfi-exemplar
           push: true
           target: ${{ matrix.target }}
           tags: ${{ steps.meta.outputs.tags }}