Update cheatsheets

chafa

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+---
+syntax: markdown
+tags: [tldr, common]
+source: https://github.com/tldr-pages/tldr.git
+---
+# chafa
+
+> Image printing in the terminal.
+> See also: `catimg`, `pixterm`.
+> More information: <https://hpjansson.org/chafa/man>.
+
+- Render an image directly in the terminal:
+
+`chafa {{path/to/file}}`
+
+- Render an image with 24-bit [c]olor:
+
+`chafa -c full {{path/to/file}}`
+
+- Improve image rendering with small color palettes using dithering:
+
+`chafa -c 16 --dither ordered {{path/to/file}}`
+
+- Render an image, making it appear pixelated:
+
+`chafa --symbols vhalf {{path/to/file}}`
+
+- Render a monochrome image with only braille characters:
+
+`chafa -c none --symbols braille {{path/to/file}}`