Iterate

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

.github/workflows/build_and_test.yaml

@@ -47,9 +47,11 @@ jobs:
                       dockerbuild/**
 
             - name: Set up QEMU
+              if: steps.changed_files.outputs.any_modified == 'true'
               uses: docker/setup-qemu-action@68827325e0b33c7199eb31dd4e31fbe9023e06e3 # v3
 
             - name: Set up Docker Buildx
+              if: steps.changed_files.outputs.any_modified == 'true'
               uses: docker/setup-buildx-action@d70bba72b1f3fd22344832f00baa16ece964efeb # v3
               with:
                   install: true

.github/workflows/build_linux.yaml

@@ -89,7 +89,7 @@ jobs:
                       --rm \
                       -v $(pwd):/${{ github.workspace }} \
                       -w ${{ github.workspace }} \
-                      --platform linux/${{ matrix.arch }} \
+                      --platform linux/${{ inputs.arch }} \
                       ${{ inputs.docker-image || format('ghcr.io/element-hq/element-desktop-dockerbuild:{0}', github.ref_name == 'master' && 'master' || 'develop') }} \
                       ${{ steps.config.outputs.docker-args }} \
                       -e SQLCIPHER_BUNDLED=${{ inputs.sqlcipher == 'static' && '1' || '0' }} \