Add email templates for user notifications and account management

- Created a base email template (base.html) for consistent styling across all emails.
- Added moderation approval email template (moderation_approved.html) to notify users of approved submissions.
- Added moderation rejection email template (moderation_rejected.html) to inform users of required changes for their submissions.
- Created password reset email template (password_reset.html) for users requesting to reset their passwords.
- Developed a welcome email template (welcome.html) to greet new users and provide account details and tips for using ThrillWiki.

django/staticfiles/unfold/fonts/inter/styles.css

@@ -0,0 +1,31 @@
+@font-face {
+  font-family: "Inter";
+  font-style: normal;
+  font-weight: 400;
+  font-display: swap;
+  src: url(Inter-Regular.woff2) format("woff2");
+}
+
+@font-face {
+  font-family: "Inter";
+  font-style: normal;
+  font-weight: 500;
+  font-display: swap;
+  src: url(Inter-Medium.woff2) format("woff2");
+}
+
+@font-face {
+  font-family: "Inter";
+  font-style: normal;
+  font-weight: 600;
+  font-display: swap;
+  src: url(Inter-SemiBold.woff2) format("woff2");
+}
+
+@font-face {
+  font-family: "Inter";
+  font-style: normal;
+  font-weight: 700;
+  font-display: swap;
+  src: url(Inter-Bold.woff2) format("woff2");
+}