feat: rebrand as Hermit — TUI palette, dual glyphs, binary 0.10.0

Ship hermit binary (cst-agent symlink), ~/.config/hermit with legacy fallback,
Hermit color theme and mini crab frames, plus SVG→PUA font build pipeline.

Co-authored-by: Cursor <cursoragent@cursor.com>

scripts/cst-agent-parliament.service.in

@@ -1,5 +1,5 @@
 [Unit]
-Description=CST-Agent parliament seat service
+Description=Hermit parliament seat service
 Documentation=file://%h/CST-agent/docs/parliament.md
 After=network-online.target
 Wants=network-online.target
@@ -15,6 +15,8 @@ Environment=CST_INSTANCE_ID=%H
 #   ~/.config/systemd/user/cst-agent-parliament.service.d/override.conf
 #   [Service]
 #   Environment=CST_REALM_PASSWORD=…
+# Also accepts HERMIT_* and config under ~/.config/hermit/
+EnvironmentFile=-%h/.config/hermit/parliament.env
 EnvironmentFile=-%h/.config/cst-agent/parliament.env
 
 [Install]