Use uv instead of pip in Supervisor (#5152)

* Migrate supervisor image from pip to uv

* Set python paths

* Put in i386 conditional to match core

* Semicolons within if statements

Dockerfile

@@ -4,7 +4,8 @@ FROM ${BUILD_FROM}
 ENV \
     S6_SERVICES_GRACETIME=10000 \
     SUPERVISOR_API=http://localhost \
-    CRYPTOGRAPHY_OPENSSL_NO_LEGACY=1
+    CRYPTOGRAPHY_OPENSSL_NO_LEGACY=1 \
+    UV_SYSTEM_PYTHON=true
 
 ARG \
     COSIGN_VERSION \
@@ -26,14 +27,17 @@ RUN \
         yaml \
     \
     && curl -Lso /usr/bin/cosign "https://github.com/home-assistant/cosign/releases/download/${COSIGN_VERSION}/cosign_${BUILD_ARCH}" \
-    && chmod a+x /usr/bin/cosign
+    && chmod a+x /usr/bin/cosign \
+    && pip3 install uv==0.2.21
 
 # Install requirements
 COPY requirements.txt .
 RUN \
-    export MAKEFLAGS="-j$(nproc)" \
-    && pip3 install --only-binary=:all: \
-        -r ./requirements.txt \
+    if [ "${BUILD_ARCH}" = "i386" ]; then \
+        linux32 uv pip install --no-build -r requirements.txt; \
+    else \
+        uv pip install --no-build -r requirements.txt; \
+    fi \
     && rm -f requirements.txt
 
 # Install Home Assistant Supervisor