Install via apk

Author: aumetra

.circleci/config.yml

@@ -1297,10 +1297,8 @@ jobs:
           command: |
             apk update
             # needed for grcov and compiling tests
-            apk add --no-cache mold clang curl llvm19-dev clang19-static lcov python3
+            apk add --no-cache mold clang curl llvm19-dev clang19-static lcov python3 py3-pip py3-pydantic
             ln -sf python3 /usr/bin/python
-            python3 -m ensurepip --break-system-packages
-            pip3 install --no-cache --upgrade pip setuptools --break-system-packages
       - run:
           name: Install cargo-llvm-cov and cargo-nextest
           command: |