dockerfile: compile openssl instead of using the one bundled on the crystal alpine image.

docker/Dockerfile

@@ -1,6 +1,20 @@
-FROM crystallang/crystal:1.16.3-alpine AS builder
+# https://github.com/openssl/openssl/releases/tag/openssl-3.5.2
+ARG OPENSSL_VERSION='3.5.2'
+FROM crystallang/crystal:1.16.3-alpine AS dependabot-crystal
+
+FROM dependabot-crystal AS openssl-builder
+RUN apk add curl perl linux-headers
+
+WORKDIR /
+
+ARG OPENSSL_VERSION
+RUN curl -Ls "https://github.com/openssl/openssl/releases/download/openssl-${OPENSSL_VERSION}/openssl-${OPENSSL_VERSION}.tar.gz" | tar xz
+RUN cd openssl-${OPENSSL_VERSION} && ./Configure --openssldir=/etc/ssl && make -j
+
+FROM dependabot-crystal AS builder
 
 RUN apk add --no-cache sqlite-static yaml-static
+RUN apk del openssl-dev openssl-libs-static
 
 ARG release
 
@@ -21,12 +35,18 @@ COPY ./videojs-dependencies.yml ./videojs-dependencies.yml
 
 RUN crystal spec --warnings all \
 --link-flags "-lxml2 -llzma"    
+
+ARG OPENSSL_VERSION
+COPY --from=openssl-builder /openssl-${OPENSSL_VERSION} /openssl-${OPENSSL_VERSION}
+
 RUN --mount=type=cache,target=/root/.cache/crystal if [[ "${release}" == 1 ]] ; then \
+        PKG_CONFIG_PATH=/openssl-${OPENSSL_VERSION} \
         crystal build ./src/invidious.cr \
         --release \
         --static --warnings all \
         --link-flags "-lxml2 -llzma"; \
     else \
+        PKG_CONFIG_PATH=/openssl-${OPENSSL_VERSION} \
         crystal build ./src/invidious.cr \
         --static --warnings all \
         --link-flags "-lxml2 -llzma"; \