feat(tricks): auto-create fish-config.1 symlink on shell start

The symlink from ~/.local/share/man/man1/fish-config.1 to
docs/fish-config.1 is now created automatically alongside the
existing MANPATH setup, making `man fish-config` work out of the
box on any machine after cloning. Simplified docs accordingly.

README.md

@@ -321,13 +321,13 @@ The viewer falls back through: **ov** (syntax highlight + section navigation)
 
 Examples: `config_help keybindings` · `config_help pkg` · `config_help fish-deps` · `config_help abbreviations`
 
-You can also read the documentation as a standard man page:
+You can also read the documentation as a standard man page — the symlink and `MANPATH` are set up automatically on shell start:
 
 ```fish
 man fish-config
 ```
 
-This works once `~/.local/share/man` is on your `MANPATH` (added automatically by `conf.d/tricks.fish`) and `~/.local/share/man/man1/fish-config.1` is symlinked to `docs/fish-config.1`. The man page itself is auto-generated from `docs/fish-config.md` by the CI pipeline on every push to `main`.
+The man page is auto-generated from `docs/fish-config.md` by the CI pipeline on every push to `main`.
 
 > **Note:** `fish-config` (hyphen) is this configuration's man page. `fish_config` (underscore) is fish's built-in browser-based configuration tool — a completely separate command. Don't mix them up.
 

conf.d/tricks.fish

@@ -17,10 +17,16 @@ end
 fish_add_path ~/.local/bin
 fish_add_path ~/Applications/depot_tools
 
-# Expose user-local man pages (e.g. fish-config.1 symlinked from docs/)
+# Expose user-local man pages and keep fish-config.1 symlink current
 if not contains ~/.local/share/man $MANPATH
     set -gx MANPATH ~/.local/share/man $MANPATH
 end
+set -l _man1 ~/.local/share/man/man1
+set -l _src ~/.config/fish/docs/fish-config.1
+if test -f $_src; and not test -L $_man1/fish-config.1
+    mkdir -p $_man1
+    ln -sf $_src $_man1/fish-config.1
+end
 
 # Format man pages using bat (only if bat is installed)
 if type -q bat

docs/fish-config.md

@@ -1231,16 +1231,16 @@ navigation.
 
     bat --language=markdown --paging=always ~/.config/fish/docs/fish-config.md
 
-## As a man page (if compiled)
+## As a man page
 
-    man -l ~/.config/fish/docs/fish-config.1
+The symlink and MANPATH are configured automatically on shell start:
-
-If ~/.local/share/man is on your MANPATH (set automatically by
-conf.d/tricks.fish) and ~/.local/share/man/man1/fish-config.1 is
-symlinked to docs/fish-config.1, you can also use:
 
     man fish-config
 
+Or read the compiled file directly:
+
+    man -l ~/.config/fish/docs/fish-config.1
+
 NOTE: fish-config (hyphen) is this config's man page. fish_config
 (underscore) is fish's built-in browser-based configuration tool —
 a completely separate command. Do not mix them up.