diff --git a/.env.sample b/.env.sample
index 80053ac3..a5a92423 100644
--- a/.env.sample
+++ b/.env.sample
@@ -1,10 +1,10 @@
-PUBLIC_SUPABASE_URL=<SUPABASE URL>
-PUBLIC_SUPABASE_ANON_KEY=<SUPERBASE ANON KEY>
-PUBLIC_SENDER_EMAIL=<EMAIL USED FOR AUTOMATIC EMAILS>
-PUBLIC_DISCORD_INVITE=<DISCORD SERVER INVITE LINK>
-PUBLIC_SES_REGION=<REGION OF YOU SES CONFIG>
-PUBLIC_SMTP_USER=<YOUR SMTP USER>
-PUBLIC_SMTP_PASS=<YOUR SMTP PASSWORD>
-PUBLIC_SMTP_HOST=<YOUR SMTP HOST>
+SUPABASE_URL=<SUPABASE URL>
+SUPABASE_ANON_KEY=<SUPERBASE ANON KEY>
+SENDER_EMAIL=<EMAIL USED FOR AUTOMATIC EMAILS>
+DISCORD_INVITE=<DISCORD SERVER INVITE LINK>
+SES_REGION=<REGION OF YOU SES CONFIG>
+SMTP_USER=<YOUR SMTP USER>
+SMTP_PASS=<YOUR SMTP PASSWORD>
+SMTP_HOST=<YOUR SMTP HOST>
 PUBLIC_BLOCKED_URLS=<BLOCKED URL's SEPARATED BY COMMAS>
 PUBLIC_HOST_URL=<YOUR HOST URL>
diff --git a/public/docs/survival-guide.pdf b/public/docs/survival-guide.pdf
new file mode 100644
index 00000000..35206a89
Binary files /dev/null and b/public/docs/survival-guide.pdf differ
diff --git a/src/components/header.astro b/src/components/header.astro
index a57fd9c1..878fdbec 100644
--- a/src/components/header.astro
+++ b/src/components/header.astro
@@ -6,6 +6,7 @@ const { sticky } = Astro.props;
 
 const navItems: Array<NavItem> = [
   { title: "Regulation", url: "/docs/regulation.pdf" },
+  { title: "Survival Guide", url: "/docs/survival-guide.pdf" },
   { title: "FAQs", url: "/faqs" },
   { title: "Previous edition", url: "https://2023.bugsbyte.org/" },
   { title: "Team formation", url: "/teams" },
diff --git a/src/lib/supabase.ts b/src/lib/supabase.ts
index fb0c3711..6b3dc65d 100644
--- a/src/lib/supabase.ts
+++ b/src/lib/supabase.ts
@@ -1,6 +1,6 @@
 import { createClient } from "@supabase/supabase-js";
 
 export const supabase = createClient(
-  import.meta.env.PUBLIC_SUPABASE_URL as string,
-  import.meta.env.PUBLIC_SUPABASE_ANON_KEY as string,
+  import.meta.env.SUPABASE_URL as string,
+  import.meta.env.SUPABASE_ANON_KEY as string,
 );
diff --git a/src/pages/api/register.ts b/src/pages/api/register.ts
index c00bc19e..94fd3f8a 100644
--- a/src/pages/api/register.ts
+++ b/src/pages/api/register.ts
@@ -7,16 +7,16 @@ import { SMTPClient } from "emailjs";
 export const prerender = false;
 
 const supabase = createClient(
-  import.meta.env.PUBLIC_SUPABASE_URL,
-  import.meta.env.PUBLIC_SUPABASE_ANON_KEY,
+  import.meta.env.SUPABASE_URL,
+  import.meta.env.SUPABASE_ANON_KEY,
 );
-const senderEmail = import.meta.env.PUBLIC_SENDER_EMAIL;
-const discordInvite = import.meta.env.PUBLIC_DISCORD_INVITE;
+const senderEmail = import.meta.env.SENDER_EMAIL;
+const discordInvite = import.meta.env.DISCORD_INVITE;
 
 const client = new SMTPClient({
-  user: import.meta.env.PUBLIC_SMTP_USER,
-  password: import.meta.env.PUBLIC_SMTP_PASS,
-  host: import.meta.env.PUBLIC_SMTP_HOST,
+  user: import.meta.env.SMTP_USER,
+  password: import.meta.env.SMTP_PASS,
+  host: import.meta.env.SMTP_HOST,
   ssl: true,
 });
 
diff --git a/src/pages/api/teams/create.ts b/src/pages/api/teams/create.ts
index cc481e1d..755248c7 100644
--- a/src/pages/api/teams/create.ts
+++ b/src/pages/api/teams/create.ts
@@ -6,17 +6,17 @@ import { SMTPClient } from "emailjs";
 
 export const prerender = false;
 
-const senderEmail = import.meta.env.PUBLIC_SENDER_EMAIL;
+const senderEmail = import.meta.env.SENDER_EMAIL;
 const client = new SMTPClient({
-  user: import.meta.env.PUBLIC_SMTP_USER,
-  password: import.meta.env.PUBLIC_SMTP_PASS,
-  host: import.meta.env.PUBLIC_SMTP_HOST,
+  user: import.meta.env.SMTP_USER,
+  password: import.meta.env.SMTP_PASS,
+  host: import.meta.env.SMTP_HOST,
   ssl: true,
 });
 
 const supabase = createClient(
-  import.meta.env.PUBLIC_SUPABASE_URL,
-  import.meta.env.PUBLIC_SUPABASE_ANON_KEY,
+  import.meta.env.SUPABASE_URL,
+  import.meta.env.SUPABASE_ANON_KEY,
 );
 
 const { randomUUID } = new ShortUniqueId({ length: 6 });
diff --git a/src/pages/api/teams/join.ts b/src/pages/api/teams/join.ts
index 81329d5f..2a4f0207 100644
--- a/src/pages/api/teams/join.ts
+++ b/src/pages/api/teams/join.ts
@@ -5,15 +5,15 @@ import { SMTPClient } from "emailjs";
 export const prerender = false;
 
 const supabase = createClient(
-  import.meta.env.PUBLIC_SUPABASE_URL,
-  import.meta.env.PUBLIC_SUPABASE_ANON_KEY,
+  import.meta.env.SUPABASE_URL,
+  import.meta.env.SUPABASE_ANON_KEY,
 );
 
-const senderEmail = import.meta.env.PUBLIC_SENDER_EMAIL;
+const senderEmail = import.meta.env.SENDER_EMAIL;
 const client = new SMTPClient({
-  user: import.meta.env.PUBLIC_SMTP_USER,
-  password: import.meta.env.PUBLIC_SMTP_PASS,
-  host: import.meta.env.PUBLIC_SMTP_HOST,
+  user: import.meta.env.SMTP_USER,
+  password: import.meta.env.SMTP_PASS,
+  host: import.meta.env.SMTP_HOST,
   ssl: true,
 });