release: 0.5.0: Pre-1.0 security review, domain-admin role, doc consolidation

A bounce could be recorded as a successful delivery. The log-tailer's
Fixed:
  - A bounce could be recorded as a successful delivery. The log-tailer's
  - Log-tailer resumes where it stopped instead of jumping to end-of-file on
  - Level-2 rate limit no longer overshoots under concurrency: messages that
Changed:
  - The project has a single public home: `github.com/mixeme/selfpost`. Codeberg
  - Code comments no longer cite the archived specification. References like
  - `docs/code-review.md` is gone. Its plan is finished — phases 0 (bar the
  - `docs/architecture.md` gained a *Code layers* section: a diagram of
  - Phase 1 doc/code hygiene (`docs/code-review.md`): removed ~30 stale
  … (1 more in CHANGELOG)
Security:
  - Pre-release security review (plan § D, model Fable, 2026-08-06): full pass
  - `saslpasswd2` argv: the application login is now passed after a `--`
Added:
  - Optional password encryption for the two secret-bearing downloads (plan
  - Domain import accepts an encrypted export: the envelope is detected by its
  - `selfpost-backup` writes encrypted archives and reads them back:
  - `TestParseDelivery` covers the exotic mail.log shapes the review asked for
  - docs: README *Encrypting a backup or export*; `docs/security.md` §
  … (14 more in CHANGELOG)
Removed:
  - docs: `security.md` — accepted risk «restore old backup revives session rows»
Changed:
  - docs: `implementation-plan.md` trimmed to the sole open v1.x gate — pre-release
  - docs: `architecture.md` — sessions (SQLite, idle renew, password change),
  - docs: `development.md` — expanded e2e stack and `release.yml` matrix workflow.
  - docs: `security.md` — accepted risk for send-log rows stuck at `queued` after
  - docs: `roadmap.md` — optional send-log / `mail.log` follow-ups under v1.x tail.
  … (10 more in CHANGELOG)

Full detail: CHANGELOG.md (0.5.0).

internal/web/handlers_status.go

@@ -4,12 +4,12 @@ import (
 	"net/http"
 	"strings"
 
-	"codeberg.org/mix/selfpost/internal/health"
+	"github.com/mixeme/selfpost/internal/health"
 )
 
 // handleStatus renders the server status page: the panel's landing page and the
-// one screen that answers "is the service healthy and will mail be accepted"
-// (phase 13.A). The cheap local checks live in the polled "status_body"
+// one screen that answers "is the service healthy and will mail be accepted".
+// The cheap local checks live in the polled "status_body"
 // fragment; the hostname/PTR lookup and the configuration reload sit outside it,
 // because neither belongs on a five-second timer.
 func (s *Server) handleStatus(w http.ResponseWriter, r *http.Request) {
@@ -26,7 +26,8 @@ func (s *Server) handleStatus(w http.ResponseWriter, r *http.Request) {
 }
 
 // handleStatusFragment serves the HTMX polling fragment for the local checks
-// (spec 7.1: fragment endpoints return HTML, not JSON).
+// (architecture.md § Panel HTTP surface: fragment endpoints return HTML, not
+// JSON).
 func (s *Server) handleStatusFragment(w http.ResponseWriter, _ *http.Request) {
 	s.renderFragment(w, http.StatusOK, "status_body", s.statusBody())
 }
@@ -90,9 +91,10 @@ func (s *Server) statusBody() map[string]any {
 	}
 }
 
-// queueSummary reduces postqueue's listing to the one line worth showing on the
-// status page; the full listing has its own screen (spec 7.2.11). postqueue
-// prints either "Mail queue is empty" or a trailing "-- N Kbytes in M Requests."
+// queueSummary reduces postqueue's listing to the one line worth showing on
+// the status page; the full listing has its own screen (architecture.md §
+// Panel HTTP surface). postqueue prints either "Mail queue is empty" or a
+// trailing "-- N Kbytes in M Requests."
 func queueSummary(out string) string {
 	lines := strings.Split(strings.TrimSpace(out), "\n")
 	for i := len(lines) - 1; i >= 0; i-- {