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

internal/im/mattermost/form_parse.go

@@ -0,0 +1,27 @@
+package mattermost
+
+import (
+	"encoding/json"
+	"fmt"
+	"net/url"
+)
+
+func parseFormBody(body []byte) (url.Values, error) {
+	values, err := url.ParseQuery(string(body))
+	if err != nil {
+		return nil, fmt.Errorf("parse form: %w", err)
+	}
+	return values, nil
+}
+
+func jsonArrayFromCSV(csv string) []byte {
+	parts := splitFileIDs(csv)
+	if len(parts) == 0 {
+		return []byte("[]")
+	}
+	b, err := json.Marshal(parts)
+	if err != nil {
+		return []byte("[]")
+	}
+	return b
+}