Metadata handling for all PDF endpoints (#1894)

* Add image support to multi-tool page

Related to #278

* changes to support image types

* final touches

* final touches

* final touches

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* final touches

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* final touches

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* final touches

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* final touches

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* final touches

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* final touches

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* Update translation files (#1888)

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Co-authored-by: GitHub Action <action@github.com>

* final touches

Signed-off-by: a <a>

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Signed-off-by: GitHub Action <action@github.com>
Co-authored-by: a <a>
Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>
Co-authored-by: GitHub Action <action@github.com>

src/main/resources/messages_it_IT.properties

@@ -77,10 +77,10 @@ color=Colore
 sponsor=Sponsor
 info=Info
 
-legal.privacy=Informativa sulla privacy
-legal.terms=Termini e Condizioni
-legal.accessibility=Accessibilità
-legal.cookie=Informativa sui cookie
+legal.privacy=Privacy Policy
+legal.terms=Terms and Conditions
+legal.accessibility=Accessibility
+legal.cookie=Cookie Policy
 legal.impressum=Impressum
 
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