fix(ci): add missing . in docker build commands

Author: s3lph

.github/workflows/build.yml

@@ -18,7 +18,7 @@ jobs:
       - name: Build directory-api image
         run: |
           cd api
-          docker build --no-cache -t ghcr.io/spaceapi/directory-api
+          docker build --no-cache -t ghcr.io/spaceapi/directory-api .
       - name: Publish directory-api image
         run: |
           docker tag ghcr.io/spaceapi/directory-api ghcr.io/spaceapi/directory-api:$GITHUB_SHA
@@ -27,7 +27,7 @@ jobs:
       - name: Build directory-collector image
         run: |
           cd collector
-          docker build --no-cache -t ghcr.io/spaceapi/directory-collector
+          docker build --no-cache -t ghcr.io/spaceapi/directory-collector .
       - name: Publish directory-collector image
         run: |
           docker tag ghcr.io/spaceapi/directory-collector ghcr.io/spaceapi/directory-collector:$GITHUB_SHA