Initial commit of Descrybe v2 without local scratch artifacts.

Drop one-shot tmp/axe scripts and agent i18n scratch so the Gitea tree is deployable.

apps/api/internal/processing/prompt_render.go

@@ -0,0 +1,53 @@
+package processing
+
+import (
+	"strings"
+
+	"github.com/descrybe/descrybe-v2/apps/api/internal/aiprompts"
+	"github.com/descrybe/descrybe-v2/apps/api/internal/company"
+)
+
+func resolveProductPromptTemplates(in ProductInput) (systemTpl, userTpl string) {
+	systemTpl = strings.TrimSpace(in.EnhanceSystemTemplate)
+	userTpl = strings.TrimSpace(in.EnhanceUserTemplate)
+	// Per-category prompt wins for the user message (company system keeps JSON schema / brand).
+	if cat := strings.TrimSpace(in.CategoryEnhancePrompt); cat != "" {
+		userTpl = cat
+	}
+	def, ok := aiprompts.DefaultFor(aiprompts.KeyProductEnhance)
+	if !ok {
+		return systemTpl, userTpl
+	}
+	if systemTpl == "" {
+		systemTpl = def.SystemTemplate
+	}
+	if userTpl == "" {
+		userTpl = def.UserTemplate
+	}
+	return systemTpl, userTpl
+}
+
+// RenderProductEnhancePrompts fills company/built-in templates with product variables.
+func RenderProductEnhancePrompts(systemTpl, userTpl, category, name, description, gtin, brandPrompt, language string, attrs map[string]any) (system, user string) {
+	attrsJSON := ""
+	compact := CompactAttrs(attrs, MaxAttrKeys)
+	if len(compact) > 0 {
+		attrsJSON = sanitizeJSON(compact)
+	}
+	vars := aiprompts.Vars{
+		"name":        SanitizeText(truncateRunes(name, 200)),
+		"description": SanitizeText(truncateRunes(description, MaxProductDescRunes)),
+		"category":    SanitizeText(category),
+		"attrs":       attrsJSON,
+		"gtin":        SanitizeText(gtin),
+		"brand_voice": CompactBrandPrompt(brandPrompt),
+		"language":    company.LanguageLabel(language),
+	}
+	system = strings.TrimSpace(aiprompts.Render(systemTpl, vars))
+	user = strings.TrimSpace(aiprompts.Render(userTpl, vars))
+	if user == "" {
+		// Safety net if a custom user template renders empty.
+		user = ProductEnhanceUser(category, name, description, attrs)
+	}
+	return system, user
+}