Tin 0.4

• Fixing the statistics logger (storing the number of searches without additional information)
• Updating the Persian translation
• Removing faulty search engines
• Solving the Firefox support issue in opensearch.xml
• Fixing the "source code" button issue in the footer
• Removing extra files (the .vscode directory)
• Sync with SearٓXNG changes
• Rewriting version structure and adding version to footer
• Fixing the next page button repetition bug
• Fixing the alignment bug of the top buttons in the right-to-left (RTL) template.