feat: render help with Pango markup in qarma

qarma --info supports Pango markup; bold headers + monospace command
column. Stdout path stays plain text (no tags leak to terminal).

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

2 files changed, 35 insertions, 1 deletions

diff --git a/tests/wallp.bats b/tests/wallp.bats
index e809c13..b78dc35 100644
--- a/tests/wallp.bats
+++ b/tests/wallp.bats
@@ -278,6 +278,26 @@ EOF
   [[ "$output" == *"Usage"* ]]
 }
 
+@test "stdout help has no pango markup tags" {
+  unset WAYLAND_DISPLAY
+  run show_help
+  [[ "$output" != *"<b>"* ]]
+  [[ "$output" != *"<tt>"* ]]
+  [[ "$output" == *"Usage"* ]]
+}
+
+@test "qarma help uses pango markup" {
+  export WAYLAND_DISPLAY="wayland-0"
+  cat > "$STUB_DIR/qarma" <<EOF
+#!/bin/bash
+echo "qarma \$*" >> "$TMP_HOME/calls.log"
+exit 0
+EOF
+  chmod +x "$STUB_DIR/qarma"
+  show_help
+  grep -q "<b>" "$HOME/calls.log"
+}
+
 @test "bootstrap on missing conf exits zero without setting wallpaper" {
   unset WAYLAND_DISPLAY
   run main --restore
diff --git a/wallp b/wallp
index 339b0dc..81a9054 100755
--- a/wallp
+++ b/wallp
@@ -260,7 +260,21 @@ Usage:
 
 Config: ~/.config/wallp/wallp.conf"
   if [ -n "${WAYLAND_DISPLAY:-}" ] && command -v qarma >/dev/null 2>&1; then
-    qarma --info --title="wallp help" --text="$text" 2>/dev/null
+    # qarma renders Pango markup in --info: bold headers, monospace commands.
+    local markup="<b>wallp</b> — unified wallpaper manager
+
+<b>Usage</b>
+  <tt>wallp                   </tt> Show this help
+  <tt>wallp --help | -h       </tt> Show this help
+  <tt>wallp --set             </tt> Interactive (qarma) selection
+  <tt>wallp --set H=&lt;file&gt;    </tt> Set horizontal screen only
+  <tt>wallp --set V=&lt;file&gt;    </tt> Set vertical screen only
+  <tt>wallp --set H=&lt;f&gt; V=&lt;f&gt; </tt> Set both screens
+  <tt>wallp --restore         </tt> Restore last session (defaults if none)
+  <tt>wallp --theme &lt;name&gt;     </tt> Override theme (with --set or --restore)
+
+<b>Config:</b> <tt>~/.config/wallp/wallp.conf</tt>"
+    qarma --info --title="wallp help" --text="$markup" 2>/dev/null
   else
     printf '%s\n' "$text"
   fi