Commit inicial - WordPress Análisis de Precios Unitarios

- WordPress core y plugins
- Tema Twenty Twenty-Four configurado
- Plugin allow-unfiltered-html.php simplificado
- .gitignore configurado para excluir wp-config.php y uploads

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

wp-includes/sodium_compat/lib/stream-xchacha20.php

@@ -0,0 +1,74 @@
+<?php
+
+if (!is_callable('sodium_crypto_stream_xchacha20')) {
+    /**
+     * @see ParagonIE_Sodium_Compat::crypto_stream_xchacha20()
+     * @param int $len
+     * @param string $nonce
+     * @param string $key
+     * @return string
+     * @throws SodiumException
+     * @throws TypeError
+     */
+    function sodium_crypto_stream_xchacha20(
+        $len,
+        $nonce,
+        #[\SensitiveParameter]
+        $key
+    ) {
+        return ParagonIE_Sodium_Compat::crypto_stream_xchacha20($len, $nonce, $key, true);
+    }
+}
+if (!is_callable('sodium_crypto_stream_xchacha20_keygen')) {
+    /**
+     * @see ParagonIE_Sodium_Compat::crypto_stream_xchacha20_keygen()
+     * @return string
+     * @throws Exception
+     */
+    function sodium_crypto_stream_xchacha20_keygen()
+    {
+        return ParagonIE_Sodium_Compat::crypto_stream_xchacha20_keygen();
+    }
+}
+if (!is_callable('sodium_crypto_stream_xchacha20_xor')) {
+    /**
+     * @see ParagonIE_Sodium_Compat::crypto_stream_xchacha20_xor()
+     * @param string $message
+     * @param string $nonce
+     * @param string $key
+     * @return string
+     * @throws SodiumException
+     * @throws TypeError
+     */
+    function sodium_crypto_stream_xchacha20_xor(
+        #[\SensitiveParameter]
+        $message,
+        $nonce,
+        #[\SensitiveParameter]
+        $key
+    ) {
+        return ParagonIE_Sodium_Compat::crypto_stream_xchacha20_xor($message, $nonce, $key, true);
+    }
+}
+if (!is_callable('sodium_crypto_stream_xchacha20_xor_ic')) {
+    /**
+     * @see ParagonIE_Sodium_Compat::crypto_stream_xchacha20_xor_ic()
+     * @param string $message
+     * @param string $nonce
+     * @param int $counter
+     * @param string $key
+     * @return string
+     * @throws SodiumException
+     * @throws TypeError
+     */
+    function sodium_crypto_stream_xchacha20_xor_ic(
+        #[\SensitiveParameter]
+        $message,
+        $nonce,
+        $counter,
+        #[\SensitiveParameter]
+        $key
+    ) {
+        return ParagonIE_Sodium_Compat::crypto_stream_xchacha20_xor_ic($message, $nonce, $counter, $key, true);
+    }
+}