fix: SSL certificate verification issue

Error message as follows:

> error: certificate verify failed (unable to get certificate CRL)

Author: jeffreytse

script/init_environment.sh

@@ -11,10 +11,6 @@ pre-flight() {
   # Installing git package
   pacman -S --noconfirm git
 
-  # Installing ca-certificates package to avoid SSL issues
-  pacman -S --noconfirm ca-certificates
-  update-ca-trust
-
   # Installing openssh package
   if [[ -n "${SSH_PRIVATE_KEY}" ]]; then
     pacman -S --noconfirm openssh
@@ -58,6 +54,19 @@ init_ruby() {
 
   # debug
   ruby -v && bundle version
+
+  # OpenSSL 3.6 broke Ruby's OpenSSL bindings, see: https://github.com/ruby/openssl/issues/949
+  # By using the openssl gem, we can pick up the fixes without needing to upgrade Ruby.
+  # Find the Gemfile directory by emulating `bundle init` behavior
+  GEMFILE_DIR=${JEKYLL_SRC};
+  while [ "$GEMFILE_DIR" != "/" ]; do
+    [ -f "$GEMFILE_DIR/Gemfile" ] && break
+    GEMFILE_DIR=$(dirname "$GEMFILE_DIR")
+  done
+  if [ -f "$GEMFILE_DIR/Gemfile" ]; then
+    echo "Adding openssl gem to Gemfile to fix compatibility with OpenSSL 3.6+"
+    echo "gem 'openssl', '~> 3.3'" >> $GEMFILE_DIR/Gemfile
+  fi
 }
 
 pre-flight && init_ruby