chore(docs): regenerate man page, HTML docs, and wiki

docs/fish-config.1

@@ -1784,6 +1784,11 @@ Set a variable to any falsy value (0, false, no, off, n) to disable its
 category; erase it or set a truthy value (1, true, yes, on, y) to
 re-enable.
 Unset means enabled.
+.PP
+An explicit per-category truthy value takes precedence over the master
+switch: setting __fish_config_opinionated=0 disables all unset
+categories, but a category with an explicit truthy value remains enabled
+regardless.
 .IP
 .nf
 \f[C]
@@ -1836,6 +1841,11 @@ set -U __fish_config_opinionated 0
 
 # Re-enable everything:
 set -Ue __fish_config_opinionated
+
+# Minimal mode but keep the greeting:
+set -U __fish_config_opinionated 0
+set -U __fish_config_op_greeting 1
+# (erase both to go back to full-flavor defaults)
 \f[R]
 .fi
 .PP