* pattern rather than an exact match term.
     *
     * @param regexPrefix the prefix string to identify regex patterns (default: "regex:")
     */
    public void setRegexPrefix(final String regexPrefix) {
        this.regexPrefix = regexPrefix;
    }

    /**
     * Sets the placeholder string used in regex-based related content templates.

    }

    @Test
    public void test_setRegexPrefix() {
        assertEquals("regex:", relatedContentHelper.regexPrefix);

        relatedContentHelper.setRegexPrefix("pattern:");
        assertEquals("pattern:", relatedContentHelper.regexPrefix);

        // Test with the new prefix
        List<RelatedContent> testData = new ArrayList<>();