release: 1.8.0

Add in-panel Help: CSS-only drawer with seeded Status and domain topics,
«?» entry points on cards, and guide.md boundary for what stays in-repo.

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

internal/web/handlers/handlers_help.go

@@ -0,0 +1,22 @@
+package handlers
+
+import (
+	"net/http"
+
+	"github.com/mixeme/selfpost/internal/web/auth"
+)
+
+func (h *Handlers) HandleHelp(w http.ResponseWriter, r *http.Request) {
+	p, ok := h.principal(r)
+	if !ok {
+		http.Error(w, "internal error", http.StatusInternalServerError)
+		return
+	}
+	data := map[string]any{
+		"Title":    "SelfPost — help",
+		"User":     auth.CurrentUser(r),
+		"Active":   "help",
+		"IsGlobal": p.IsGlobal(),
+	}
+	h.view.Render(w, http.StatusOK, "help", data)
+}