Add Catppuccin Theme (#2546)

Co-authored-by: Michael Davis <mcarsondavis@gmail.com>

runtime/themes/catpuccin.toml

@@ -0,0 +1,93 @@
+attribute = "blue"
+keyword = "blue"
+"keyword.directive" = "red" # -- preprocessor comments (#if in C)
+namespace = "peach"
+punctuation = "white"
+"punctuation.delimiter" = "blue"
+operator = "blue"
+special = "peach"
+"variable.other.member" = "green"
+variable = "peach"
+"variable.parameter" = { fg = "pink" }
+"variable.builtin" = "green"
+type = "blue"
+"type.builtin" = "white"
+constructor = "blue"
+function = "red"
+"function.macro" = "green"
+"function.builtin" = "blue"
+tag = "peach"
+comment = "gray_1"
+constant = "white"
+"constant.builtin" = "green"
+string = "green"
+"constant.numeric" = "blue"
+"constant.character.escape" = "peach"
+# used for lifetimes
+label = "peach"
+
+"markup.heading" = "mauve"
+"markup.bold" = { modifiers = ["bold"] }
+"markup.italic" = { modifiers = ["italic"] }
+"markup.link.url" = { fg = "gray_2", modifiers = ["underlined"] }
+"markup.link.text" = "peach"
+"markup.raw" = "peach"
+
+"diff.plus" = "#35bf86"
+"diff.minus" = "#f22c86"
+"diff.delta" = "#6f44f0"
+
+"ui.background" = { bg = "black_2" }
+"ui.linenr" = { fg = "gray_0" }
+"ui.linenr.selected" = { fg = "mauve" }
+"ui.statusline" = { fg = "black_2", bg = "blue" }
+"ui.statusline.inactive" = { fg = "pink", bg = "gray_1" }
+"ui.popup" = { bg = "black_2" }
+"ui.window" = { fg = "maroon" }
+"ui.help" = { bg = "#7958DC", fg = "#171452" }
+
+"ui.text" = { fg = "pink" }
+"ui.text.focus" = { fg = "white" }
+"ui.virtual" = { fg = "gray_0" }
+
+"ui.selection" = { bg = "#540099" }
+"ui.selection.primary" = { bg = "#540099" }
+"ui.cursor.select" = { bg = "lavender" }
+"ui.cursor.insert" = { bg = "white" }
+"ui.cursor.match" = { fg = "#212121", bg = "#6C6999" }
+"ui.cursor" = { modifiers = ["reversed"] }
+"ui.highlight" = { bg = "maroon" }
+
+"ui.menu.selected" = { fg = "gray_1", bg = "white" }
+
+diagnostic = { modifiers = ["underlined"] }
+
+warning = "lightning"
+error = "apricot"
+info = "delta"
+hint = "silver"
+
+[palette]
+flamingo = "#F2CDCD"
+mauve = "#DDB6F2"
+pink = "#F5C2E7"
+maroon = "#E8A2AF"
+red = "#F28FAD"
+peach = "#F8BD96"
+yellow = "#FAE3B0"
+green = "#ABE9B3"
+teal = "#B5E8E0"
+blue = "#96CDFB"
+sky = "#89DCEB"
+
+black_0 = "#161320"
+black_1 = "#1A1826"
+black_2 = "#1E1E2E"
+black_3 = "#302D41"
+black_4 = "#575268"
+gray_0 = "#6E6C7E"
+gray_1 = "#988BA2"
+gray_2 = "#C3BAC6"
+white = "#D9E0EE"
+lavender = "#C9CBFF"
+rosewater = "#F5E0DC"