diff --git a/.kontinuous/values.yaml b/.kontinuous/values.yaml
index b6fa9596..682187d4 100644
--- a/.kontinuous/values.yaml
+++ b/.kontinuous/values.yaml
@@ -23,3 +23,4 @@ jobs:
         # pass a custom docker build arg
         buildArgs:
           GITHUB_SHA: "{{ $.Values.global.sha }}"
+          NEXT_PUBLIC_SITE_URL: "https://{{ $.Values.global.host }}"
diff --git a/Dockerfile b/Dockerfile
index a38ecda6..324d1fc1 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -19,10 +19,15 @@ RUN yarn install --frozen-lockfile
 
 # Rebuild the source code only when needed
 FROM node:$NODE_VERSION AS builder
+
 ARG PRODUCTION
-ENV NODE_ENV production
+ENV PRODUCTION $PRODUCTION
 ARG GITHUB_SHA
 ENV GITHUB_SHA $GITHUB_SHA
+ARG NEXT_PUBLIC_SITE_URL
+ENV NEXT_PUBLIC_SITE_URL $NEXT_PUBLIC_SITE_URL
+
+ENV NODE_ENV production
 WORKDIR /app
 COPY --from=deps /app/node_modules ./node_modules
 COPY . .
diff --git a/next.config.js b/next.config.js
index 112b6317..2d1867f2 100644
--- a/next.config.js
+++ b/next.config.js
@@ -25,7 +25,6 @@ const moduleExports = {
   env: {
     NEXT_PUBLIC_APP_VERSION: version,
     NEXT_PUBLIC_APP_VERSION_COMMIT: process.env.GITHUB_SHA,
-    NEXT_PUBLIC_IS_PRODUCTION_DEPLOYMENT: process.env.PRODUCTION,
     CONTENT_SECURITY_POLICY: ContentSecurityPolicy,
   },
 };
diff --git a/pages/_app.tsx b/pages/_app.tsx
index 412be890..4dbb6fcc 100644
--- a/pages/_app.tsx
+++ b/pages/_app.tsx
@@ -76,6 +76,18 @@ const bottomLinks = [
       href: "/stats",
     },
   },
+  {
+    text: "Contribuer sur GitHub",
+    linkProps: {
+      href: `${process.env.NEXT_PUBLIC_APP_REPOSITORY_URL}${
+        process.env.NEXT_PUBLIC_APP_VERSION
+          ? `/releases/tag/v${process.env.NEXT_PUBLIC_APP_VERSION}`
+          : process.env.NEXT_PUBLIC_APP_VERSION_COMMIT
+          ? `/commit/${process.env.NEXT_PUBLIC_APP_VERSION}`
+          : ""
+      }`,
+    },
+  },
 ];
 
 function App({ Component, pageProps }: AppProps) {
diff --git a/scripts/prebuild.ts b/scripts/prebuild.ts
index 1825e38c..2b55dd85 100644
--- a/scripts/prebuild.ts
+++ b/scripts/prebuild.ts
@@ -19,7 +19,7 @@ export const generateRobotsTxt = (isOnProduction: boolean, host: string) => {
 
 const run = () => {
   generateRobotsTxt(
-    process.env.NEXT_PUBLIC_IS_PRODUCTION_DEPLOYMENT ? true : false,
+    process.env.PRODUCTION ? true : false,
     process.env.NEXT_PUBLIC_SITE_URL ?? "localhost"
   );
   console.log("Robots.txt generated.");