diff --git a/container.yaml b/container.yaml
deleted file mode 100644
index 2004765..0000000
--- a/container.yaml
+++ /dev/null
@@ -1,63 +0,0 @@
-flatpak:
-    id: org.fedoraproject.Sdk.Extension.llvm21
-    branch: f43
-    build-extension: true
-    runtime: org.fedoraproject.Sdk
-    runtime-version: f43
-    sdk: org.fedoraproject.Sdk
-    name: f43/llvm21
-    component: llvm21-flatpak
-    packages:
-    - clang
-    - clang-analyzer
-    - clang-devel
-    - clang-libs
-    - clang-tools-extra
-    - clang-tools-extra-devel
-    - compiler-rt
-    - flang
-    - git-clang-format
-    - libcxx
-    - libcxx-devel
-    - libcxxabi
-    - libcxxabi-devel
-    - libomp
-    - libomp-devel
-    - lld
-    - lld-devel
-    - lld-libs
-    - lldb
-    - lldb-devel
-    - llvm
-    - name: llvm-bolt
-      platforms:
-          only: [aarch64, x86_64]
-    - llvm-cmake-utils
-    - llvm-devel
-    - llvm-googletest
-    - llvm-libs
-    - llvm-libunwind
-    - llvm-libunwind-devel
-    - llvm-test
-    - mlir
-    - mlir-devel
-    - polly
-    - polly-devel
-    - python3-clang
-    - python3-lit
-    - python3-lldb
-    - python3-mlir
-    - llvm21-flatpak-config
-    # for cleanup-commands (part of runtime)
-    - coreutils-single
-    - rpm
-    - sed
-    cleanup-commands: |
-        for f in `rpm -aql clang* compiler-rt flang* git-clang-format libcxx* libomp* lld* llvm* mlir* polly* python3-{clang,lit,lldb,mlir}`; do \
-             case $f in /usr/lib/.build-id*|/app/*) continue ;; esac ; \
-             if [ ! -d $f ]; then d=$(echo $f | sed -e 's|^/usr/\(.*\)/[^/]*$|/app/\1|;s|^\(/etc/.*\)/[^/]*|/app/\1|'); mkdir -p ${d/\/lib64/\/lib}; cp -a $f ${d/\/lib64/\/lib}; fi; \
-        done
-        ln -sfn ../lib/llvm21/bin/llvm-config /app/bin/llvm-config-21
-        ln -sfn llvm-config-21 /app/bin/llvm-config
-        ln -sfn ../share/clang/clang-format-diff.py /app/bin/clang-format-diff
-        rm -f /app/bin/ld