add some code

managed_components/lvgl__lvgl/COPYRIGHTS.md

@@ -0,0 +1,54 @@
+LVGL uses the following third-party libraries.
+For the licenses, see the corresponding `LICENSE.txt` file in each library’s folder.
+
+**Barcode (Barcode generator)**
+- Path: src/libs/barcode
+- Source: https://github.com/fhunleth/code128
+
+**Expat (XML parser)**
+- Path: src/libs/expat
+- Source: https://github.com/libexpat/libexpat
+
+**FreeType (Font rendering library)**
+- Path: src/libs/freetype
+- Source: https://github.com/freetype/freetype
+- Note: Only the interfaces are used; FreeType itself is not part of LVGL.
+
+**GifDec (GIF decoder library)**
+- Path: src/libs/gifdec
+- Source: https://github.com/lecram/gifdec
+
+**LodePNG (PNG decoder)**
+- Path: src/libs/lodepng
+- Source: https://github.com/lvandeve/lodepng
+
+**LZ4 (Compression/Decompression)**
+- Path: src/libs/lz4
+- Source: https://github.com/lz4/lz4
+
+**QR Code (QR code generator)**
+- Path: src/libs/qrcode
+- Source: https://github.com/nayuki/QR-Code-generator
+
+**ThorVG (Vector graphics rendering)**
+- Path: src/libs/thorvg
+- Source: https://github.com/thorvg/thorvg
+
+**TinyTTF**
+- Path: src/libs/tiny_ttf
+- Source:
+  - https://github.com/nothings/stb (*Only parts are integrated*)
+  - https://github.com/codewitch-honey-crisis/tiny_ttf (*Modified version of the original STB library*)
+
+**TJPGD (JPEG decoder)**
+- Path: src/libs/tjpgd
+- Source: http://elm-chan.org/fsw/tjpgd/00index.html
+
+**TLSF (Two-Level Segregate Fit memory allocator)**
+- Path: src/stdlib/builtin
+- Source: https://github.com/mattconte/tlsf
+
+**Printf (Printf formatting library)**
+- Path: src/stdlib/builtin
+- Source: https://github.com/mpaland/printf
+