feat: codeblock improvements (#1328)

* fix: do not show codeblock copy button if clipboard api is not available

related: https://github.com/CaiJimmy/hugo-theme-stack/issues/1309

* fix: remove duplicated codeblock script in main.ts

* feat: add i18n support to codeblock copy button

* feat: add translation strings for codeblock copy button

layouts/_partials/footer/components/script.html

@@ -1,4 +1,12 @@
-{{- $opts := dict "minify" hugo.IsProduction -}}
+{{- $opts := dict
+    "minify" hugo.IsProduction
+    "params" (dict
+        "codeblock" (dict
+            "copy" (i18n "article.codeblock.copy")
+            "copied" (i18n "article.codeblock.copied")
+        )
+    )
+-}}
 {{- $script := resources.Get "ts/main.ts" | js.Build $opts | fingerprint -}}
 
 <script type="text/javascript" src="{{ $script.RelPermalink }}" defer></script>
@@ -7,4 +15,4 @@
     {{/* Place your custom script in HUGO_SITE_FOLDER/assets/ts/custom.ts */}}
     {{- $customScript := . | js.Build $opts | fingerprint -}}
     <script type="text/javascript" src="{{ $customScript.RelPermalink }}" defer></script>
-{{- end -}}
+{{- end -}}