WeKnora deployment source with the reviewed wiki identity, summary and recovery fixes

internal/im/stream_section.go

@@ -0,0 +1,24 @@
+package im
+
+import "strings"
+
+// streamSection tracks newline state for one IM stream text buffer.
+type streamSection struct {
+	lastCharNewline bool
+	text            strings.Builder
+}
+
+func (s *streamSection) write(str string) {
+	if str == "" {
+		return
+	}
+	s.text.WriteString(str)
+	s.lastCharNewline = str[len(str)-1] == '\n'
+}
+
+func (s *streamSection) ensureNewlineBefore() {
+	if !s.lastCharNewline {
+		s.text.WriteByte('\n')
+		s.lastCharNewline = true
+	}
+}