Import latest app updates from streamline

An updated set of source files and initialization was provided by streamline to
address issues observed during initial testing. These files have been updated in
order to generate a new set of app images.

docker/streamline-src/vendor/symfony/http-foundation/AcceptHeaderItem.php

@@ -1,159 +0,0 @@
-<?php
-
-/*
- * This file is part of the Symfony package.
- *
- * (c) Fabien Potencier <fabien@symfony.com>
- *
- * For the full copyright and license information, please view the LICENSE
- * file that was distributed with this source code.
- */
-
-namespace Symfony\Component\HttpFoundation;
-
-/**
- * Represents an Accept-* header item.
- *
- * @author Jean-François Simon <contact@jfsimon.fr>
- */
-class AcceptHeaderItem
-{
-    private string $value;
-    private float $quality = 1.0;
-    private int $index = 0;
-    private array $attributes = [];
-
-    public function __construct(string $value, array $attributes = [])
-    {
-        $this->value = $value;
-        foreach ($attributes as $name => $value) {
-            $this->setAttribute($name, $value);
-        }
-    }
-
-    /**
-     * Builds an AcceptHeaderInstance instance from a string.
-     */
-    public static function fromString(?string $itemValue): self
-    {
-        $parts = HeaderUtils::split($itemValue ?? '', ';=');
-
-        $part = array_shift($parts);
-        $attributes = HeaderUtils::combine($parts);
-
-        return new self($part[0], $attributes);
-    }
-
-    /**
-     * Returns header value's string representation.
-     */
-    public function __toString(): string
-    {
-        $string = $this->value.($this->quality < 1 ? ';q='.$this->quality : '');
-        if (\count($this->attributes) > 0) {
-            $string .= '; '.HeaderUtils::toString($this->attributes, ';');
-        }
-
-        return $string;
-    }
-
-    /**
-     * Set the item value.
-     *
-     * @return $this
-     */
-    public function setValue(string $value): static
-    {
-        $this->value = $value;
-
-        return $this;
-    }
-
-    /**
-     * Returns the item value.
-     */
-    public function getValue(): string
-    {
-        return $this->value;
-    }
-
-    /**
-     * Set the item quality.
-     *
-     * @return $this
-     */
-    public function setQuality(float $quality): static
-    {
-        $this->quality = $quality;
-
-        return $this;
-    }
-
-    /**
-     * Returns the item quality.
-     */
-    public function getQuality(): float
-    {
-        return $this->quality;
-    }
-
-    /**
-     * Set the item index.
-     *
-     * @return $this
-     */
-    public function setIndex(int $index): static
-    {
-        $this->index = $index;
-
-        return $this;
-    }
-
-    /**
-     * Returns the item index.
-     */
-    public function getIndex(): int
-    {
-        return $this->index;
-    }
-
-    /**
-     * Tests if an attribute exists.
-     */
-    public function hasAttribute(string $name): bool
-    {
-        return isset($this->attributes[$name]);
-    }
-
-    /**
-     * Returns an attribute by its name.
-     */
-    public function getAttribute(string $name, mixed $default = null): mixed
-    {
-        return $this->attributes[$name] ?? $default;
-    }
-
-    /**
-     * Returns all attributes.
-     */
-    public function getAttributes(): array
-    {
-        return $this->attributes;
-    }
-
-    /**
-     * Set an attribute.
-     *
-     * @return $this
-     */
-    public function setAttribute(string $name, string $value): static
-    {
-        if ('q' === $name) {
-            $this->quality = (float) $value;
-        } else {
-            $this->attributes[$name] = $value;
-        }
-
-        return $this;
-    }
-}