diff --git a/.devcontainer/Dockerfile b/.devcontainer/Dockerfile
index 04e683e0be0e5..9995ce874a0fb 100644
--- a/.devcontainer/Dockerfile
+++ b/.devcontainer/Dockerfile
@@ -49,8 +49,22 @@ RUN sed -i 's|/var/www/html|/workspaces/joomla-cms|g' /etc/apache2/sites-availab
 # Enable Apache's rewrite module and set the ServerName to prevent warnings
 RUN a2enmod rewrite \
     && echo "ServerName localhost" >> /etc/apache2/apache2.conf
+
+RUN apt-get update && apt-get install -y ssl-cert && \
+    a2enmod ssl && \
+    a2ensite 000-default && \
+    a2ensite default-ssl && \
+    sed -i 's|/var/www/html|/workspaces/joomla-cms|g' /etc/apache2/sites-available/default-ssl.conf && \
+    echo '<Directory /workspaces/joomla-cms>\n    Options Indexes FollowSymLinks\n    AllowOverride All\n    Require all granted\n</Directory>' >> /etc/apache2/sites-available/default-ssl.conf
     
-# Create a custom PHP configuration file to enable file uploads
-RUN echo "upload_tmp_dir = /tmp" > /usr/local/etc/php/conf.d/custom-php.ini && \
+# Create a custom PHP configuration file to enable file uploads and a log directory
+RUN mkdir -p /var/log/ && \
+    touch /var/log/php_errors.log && \
+    chown -R www-data:www-data /var/log/ && \
+    chmod 766 /var/log/php_errors.log && \
+    echo "upload_tmp_dir = /tmp" > /usr/local/etc/php/conf.d/custom-php.ini && \
     echo "post_max_size = 64M" >> /usr/local/etc/php/conf.d/custom-php.ini && \
-    echo "upload_max_filesize = 64M" >> /usr/local/etc/php/conf.d/custom-php.ini
+    echo "upload_max_filesize = 64M" >> /usr/local/etc/php/conf.d/custom-php.ini && \
+    echo "log_errors = On" >> /usr/local/etc/php/conf.d/custom-php.ini && \
+    echo "error_log = /var/log/php_errors.log" >> /usr/local/etc/php/conf.d/custom-php.ini && \
+    echo "error_reporting = E_ALL" >> /usr/local/etc/php/conf.d/custom-php.ini
diff --git a/.devcontainer/devcontainer.json b/.devcontainer/devcontainer.json
index ca0037c243cb4..9a93f372e6177 100644
--- a/.devcontainer/devcontainer.json
+++ b/.devcontainer/devcontainer.json
@@ -7,7 +7,7 @@
         "ghcr.io/devcontainers/features/desktop-lite:1": {}
     },
     "portsAttributes": {
-        "80" : {
+        "443" : {
             "label": "Web Server (Joomla & phpmyadmin)",
             "onAutoForward": "silent"
         },
diff --git a/.devcontainer/docker-compose.yml b/.devcontainer/docker-compose.yml
index 9135bf1cca7c0..0d47fdd66174a 100644
--- a/.devcontainer/docker-compose.yml
+++ b/.devcontainer/docker-compose.yml
@@ -8,6 +8,7 @@ services:
       - ./xdebug.ini:/usr/local/etc/php/conf.d/99-xdebug.ini
     ports:
       - "80:80"
+      - "443:443"
       - "3306:3306"
       - "6080:6080"
     command: sleep infinity
diff --git a/.devcontainer/post-create.sh b/.devcontainer/post-create.sh
index 0d3024393cd40..370812d5f4157 100644
--- a/.devcontainer/post-create.sh
+++ b/.devcontainer/post-create.sh
@@ -33,6 +33,7 @@ echo "✅ Dependencies installed."
 
 # --- 3. Install Joomla from Repository Source ---
 echo "--> Installing Joomla using the local repository source..."
+rm -f configuration.php
 php installation/joomla.php install \
     --site-name="Joomla CMS Test" \
     --admin-user="$ADMIN_REAL_NAME" \
@@ -72,7 +73,7 @@ echo "--> Applying Codespaces URL fix..."
 cat > "${JOOMLA_ROOT}/fix.php" << 'EOF'
 <?php
 // Fix for incorrect host when running behind the Codespaces reverse proxy.
-if (isset($_SERVER['HTTP_HOST']) && $_SERVER['HTTP_HOST'] === 'localhost:80') {
+if (isset($_SERVER['HTTP_HOST']) && str_contains($_SERVER['HTTP_HOST'], 'localhost')) {
     if (isset($_SERVER['HTTP_X_FORWARDED_HOST'])) {
         $_SERVER['HTTP_HOST'] = $_SERVER['HTTP_X_FORWARDED_HOST'];
         $_SERVER['SERVER_NAME'] = $_SERVER['HTTP_X_FORWARDED_HOST'];
@@ -81,7 +82,6 @@ if (isset($_SERVER['HTTP_HOST']) && $_SERVER['HTTP_HOST'] === 'localhost:80') {
 EOF
 
 # Include fix in both entry points
-cp $JOOMLA_ROOT/fix.php $JOOMLA_ROOT/administrator/fix.php
 sed -i '2i require_once __DIR__ . "/fix.php";' $JOOMLA_ROOT/index.php
 sed -i '2i require_once __DIR__ . "/../fix.php";' $JOOMLA_ROOT/administrator/index.php
 
@@ -96,7 +96,6 @@ git update-index --assume-unchanged "tests/System/support/commands/config.mjs"
 # For NEW UNTRACKED files, add them to the local exclude file
 echo "cypress.config.js" >> ".git/info/exclude"
 echo "fix.php" >> ".git/info/exclude"
-echo "administrator/fix.php" >> ".git/info/exclude"
 echo "phpmyadmin" >> ".git/info/exclude"
 echo "codespace-details.txt" >> ".git/info/exclude"
 
@@ -107,13 +106,12 @@ sed -i \
   -e "/cy.task('deleteRelativePath', 'configuration.php');/d" \
   -e "/cy.installJoomla(config);/d" \
   tests/System/integration/install/Installation.cy.js
-sed -i "s/return cy.task('writeRelativeFile', { path: 'configuration.php', content });/return cy.task('writeRelativeFile', { path: 'configuration.php', content, mode: 0o775 });/" tests/System/support/commands/config.mjs
 
 # Ensure Cypress is executable and owned by the web server user
 chmod +x ./node_modules/.bin/cypress
 cp cypress.config.dist.mjs cypress.config.js
 npx cypress install
-sed -i -e "s|baseUrl:.*|baseUrl: 'http://localhost:80',|" -e "s/db_host: 'localhost'/db_host: 'mysql'/g" -e "s/db_user: 'root'/db_user: 'joomla_ut'/g" -e "s/db_password: ''/db_password: 'joomla_ut'/g" cypress.config.js
+sed -i -e "s|baseUrl:.*|baseUrl: 'https://localhost',|" -e "s/db_host: 'localhost'/db_host: 'mysql'/g" -e "s/db_user: 'root'/db_user: 'joomla_ut'/g" -e "s/db_password: ''/db_password: 'joomla_ut'/g" cypress.config.js
 
 # Restart Apache to apply all changes
 echo '<Directory /workspaces/joomla-cms>
@@ -126,6 +124,7 @@ service apache2 restart
 echo "--> Applying final group ownership and permissions..."
 chgrp -R www-data $JOOMLA_ROOT
 chmod -R g+rws $JOOMLA_ROOT
+chown www-data:www-data configuration.php
 
 echo "✅ Environment finalized."
 
@@ -140,7 +139,7 @@ DETAILS_FILE="${JOOMLA_ROOT}/codespace-details.txt"
     echo "This information has been saved to codespace-details.txt"
     echo ""
     echo "Joomla Admin Login:"
-    echo "  URL: Open the 'Ports' tab, find the 'Web Server' (80), and click the Globe icon. Then add /administrator"
+    echo "  URL: Open the 'Ports' tab, find the 'Web Server' (443), and click the Globe icon. Then add /administrator"
     echo "  Username: $ADMIN_USER"
     echo "  Password: $ADMIN_PASS"
     echo ""