feat(i18n): Replace hardcoded strings with translation keys in support and donation components

Replaced hardcoded Portuguese text with next-intl translation keys in the support page, header, and donation card components to enable internationalization and support multiple languages. This improves the app's accessibility and localization capabilities.

messages/en.json

@@ -3,7 +3,8 @@
     "nav": {
       "market": "Market",
       "about": "About",
-      "prices": "Prices"
+      "prices": "Prices",
+      "support": "Support"
     },
     "theme": {
       "light": "Light Theme",
@@ -225,6 +226,11 @@
         "description": "Equals ~10 minutes of development",
         "badge": "Popular"
       },
+      "snack": {
+        "title": "A Snack",
+        "description": "Equals ~20 minutes of development",
+        "badge": "Popular"
+      },
       "lunch": {
         "title": "Team Lunch",
         "description": "Equals ~30 minutes of development",
@@ -241,6 +247,59 @@
       "final": "Every contribution matters",
       "subtitle": "Each donation helps us dedicate more time to the project and keep the infrastructure running"
     },
+    "form": {
+      "chooseAmount": "Choose the amount",
+      "donate": "Donate R$",
+      "processing": "Processing...",
+      "supportWithPix": "Support with PIX",
+      "value": "Amount (R$)",
+      "min": "Min",
+      "max": "Max",
+      "minAmount": "Minimum is R$",
+      "maxAmount": "Maximum is R$",
+      "howToContribute": "How would you like to contribute?",
+      "anonymousTitle": "Anonymous Donation",
+      "anonymousDesc": "Quick and no registration. Generate PIX immediately.",
+      "anonymousButton": "Continue Anonymous",
+      "identifiedTitle": "I Want to Identify Myself",
+      "identifiedDesc": "Help us thank you and offer benefits",
+      "recommended": "Recommended",
+      "thankByEmail": "Personalized thank you by email",
+      "earlyAccess": "Early access to new features",
+      "contributionHistory": "History of your contributions",
+      "identifyMe": "Identify Me",
+      "donorInfo": "Donation Information",
+      "name": "Name *",
+      "nameHint": "min. 3 characters",
+      "namePlaceholder": "Your name or nickname",
+      "email": "Email *",
+      "emailPlaceholder": "[email protected]",
+      "phone": "Phone *",
+      "phoneHint": "with area code",
+      "phonePlaceholder": "(11) 98888-7777",
+      "taxId": "CPF/CNPJ *",
+      "taxIdHint": "for receipt issuance",
+      "taxIdPlaceholder": "000.000.000-00 or 00.000.000/0000-00",
+      "message": "Message (optional)",
+      "messageHint": "max. 280 characters",
+      "messagePlaceholder": "Leave a message for the team...",
+      "generatePix": "Generate PIX",
+      "qrTitle": "Scan the QR Code to Pay",
+      "copyCode": "Or copy the PIX code:",
+      "copy": "Copy",
+      "copied": "Copied!",
+      "expiresIn": "Expires in:",
+      "expired": "Expired",
+      "remainingTime": "Remaining time:",
+      "paid": "I Already Paid",
+      "close": "Close",
+      "back": "Back",
+      "paymentConfirmed": "Payment Confirmed!",
+      "paymentConfirmedDesc": "Thank you for your contribution! Each donation helps us keep the project running.",
+      "contributionMatters": "Your donation makes all the difference for our community. Thank you very much for your support!",
+      "viewThankYouPage": "View Thank You Page",
+      "backToHome": "Back to Home"
+    },
     "faq": {
       "title": "Frequently Asked Questions",
       "q1": "Is the project free?",