set COLORTERM=truecolor in the environment

closes: #875
wez · Jun 16, 2021 · f752d0e · f752d0e
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diff --git a/config/src/lib.rs b/config/src/lib.rs
@@ -1695,6 +1695,7 @@ impl Config {
         #[cfg(unix)]
         cmd.umask(umask::UmaskSaver::saved_umask());
         cmd.env("TERM", &self.term);
+        cmd.env("COLORTERM", "truecolor");
         // TERM_PROGRAM and TERM_PROGRAM_VERSION are an emerging
         // de-facto standard for identifying the terminal.
         cmd.env("TERM_PROGRAM", "WezTerm");

diff --git a/docs/changelog.md b/docs/changelog.md
@@ -40,6 +40,7 @@ As features stabilize some brief notes about them will accumulate here.
 * Improved: [skip_close_confirmation_for_processes_named](config/lua/config/skip_close_confirmation_for_processes_named.md) now includes common windows shell processes `cmd.exe`, `pwsh.exe` and `powershell.exe`. [#843](https://github.com/wez/wezterm/issues/843)
 * Fixed: don't keep the window alive after running `something & disown ; exit` [#839](https://github.com/wez/wezterm/issues/839)
 * Improved: we now draw sextant glyphs from the Unicode Symbols for Legacy Computing block (1FB00) when `custom_block_glyphs` is enabled.
+* Changed: `COLORTERM=truecolor` is now set in the environment. [#875](https://github.com/wez/wezterm/issues/875)
 
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