feat: support per-gallery password toggle

frontend/src/i18n/locales/en.json

@@ -161,6 +161,8 @@
     "expiresIn": "Gallery expires in {{count}} day",
     "expiresIn_plural": "Gallery expires in {{count}} days",
     "downloadBefore": "Download your photos before they're no longer available.",
+    "publicGalleryTitle": "This gallery is publicly accessible",
+    "publicGallerySubtitle": "Loading the photos now...",
     "viewGallery": "View Gallery",
     "downloadAll": "Download All",
     "downloading": "Downloading {{count}} photo...",
@@ -290,6 +292,7 @@
     "created": "Created",
     "expires": "Expires",
     "shareWithGuests": "Share this link with guests. They'll need the password to access the gallery.",
+    "shareWithGuestsPublic": "Share this link with guests. No password is required for this gallery.",
     "resetGalleryPassword": "Reset Gallery Password",
     "resendCreationEmail": "Resend Creation Email",
     "creationEmailResent": "Creation email has been queued for sending",
@@ -316,9 +319,13 @@
     "adminEmailHelp": "Will receive system notifications and archive confirmations",
     "securityAccess": "Security & Access",
     "galleryPassword": "Gallery Password",
+    "requirePasswordToggle": "Require password for this gallery",
+    "requirePasswordToggleHelp": "Disable this if you want to share the gallery without a password. Anyone with the link will be able to view the photos.",
+    "publicGalleryWarning": "Public galleries are accessible to anyone with the link. Consider enabling download watermarks and monitoring activity.",
     "passwordHelperText": "You can use dates like \"04.07.2025\" or any text with 6+ characters",
     "confirmPassword": "Confirm Password",
     "showPasswords": "Show passwords",
+    "newPasswordLabel": "New Gallery Password",
     "gallerySettings": "Gallery Settings",
     "themeAndStyle": "Theme & Style",
     "colorTheme": "Color Theme",
@@ -373,6 +380,9 @@
     "eventsSelected_plural": "{{count}} events selected",
     "clear": "Clear",
     "archiveSelected": "Archive Selected",
+    "publicAccess": "Public access",
+    "passwordProtected": "Password protected",
+    "newPasswordRequired": "Please set a password before enabling protection.",
     "event": "Event",
     "type": "Type",
     "date": "Date",
@@ -533,7 +543,6 @@
     "security": {
       "title": "Security",
       "passwordSettings": "Password Settings",
-      "requirePassword": "Require password for all galleries",
       "minPasswordLength": "Minimum Password Length",
       "minPasswordLengthHelp": "Minimum number of characters for gallery passwords",
       "passwordComplexity": "Password Complexity",