fix tests, remove webapp from terraform

.github/workflows/build.yml

@@ -119,7 +119,6 @@ jobs:
         strategy:
             matrix:
                 dockerfile:
-                    - ui
                     - bot
         steps:
             - uses: actions/checkout@master
@@ -182,12 +181,6 @@ jobs:
         if: github.ref == 'refs/heads/main'
         runs-on: ubuntu-latest
         steps:
-            - name: Get UI digest
-              uses: actions/download-artifact@v2
-              with:
-                  name: ui-digest
-                  path: .digests/ui
-
             - name: Get Bot digest
               uses: actions/download-artifact@v2
               with:
@@ -197,7 +190,7 @@ jobs:
             - name: Set digests as addressable
               id: digests
               env:
-                  IMAGES: ui bot
+                  IMAGES: bot
               run: |
                   set_digest_output() {
                     echo ::set-output name=$1::@$(cat .digests/$1/digest.txt)