diff --git a/.github/workflows/deploy.yml b/.github/workflows/deploy.yml
index f6a5c86..51f7070 100644
--- a/.github/workflows/deploy.yml
+++ b/.github/workflows/deploy.yml
@@ -42,7 +42,7 @@ jobs:
         run: npm test
 
       - name: Upload HTML Report
-        uses: actions/upload-artifact@v2
+        uses: actions/upload-artifact@v4.1.0
         with:
           name: html-report
           path: newman/*.html
diff --git a/.github/workflows/newman.yml b/.github/workflows/newman.yml
index 8468e52..eb242e0 100644
--- a/.github/workflows/newman.yml
+++ b/.github/workflows/newman.yml
@@ -22,5 +22,4 @@ jobs:
       - run: npm install
       - run: npm run generateoas
       - run: npm start & npx wait-on http://localhost:3000
-      - run: npm test
-        
\ No newline at end of file
+      - run: npm test
\ No newline at end of file
diff --git a/fly.production.toml b/fly.production.toml
index ec1e24d..9ea1137 100644
--- a/fly.production.toml
+++ b/fly.production.toml
@@ -8,10 +8,6 @@ primary_region = "sin"
 [build]
   image = "ghcr.io/srikanthlogic/google-play-api:main"
 
-[services]
-  [services.http]
-    ports = ["http"]
-
 [http_service]
   protocol = "tcp"
   internal_port = 3000
@@ -22,14 +18,9 @@ primary_region = "sin"
   processes = ["app"]
   [http_service.concurrency]
     type = "requests"
-    soft_limit = 200
-    hard_limit = 250
-
-[[services.ports]]
-  handlers = ["http"]
-  port = 80
-  force_https = true  # optional
+    soft_limit = 400
+    hard_limit = 500
 
 [env]
   COUNTRY_OF_QUERY = "IN"
-  LOGGING = true
+  LOGGING = true
\ No newline at end of file
diff --git a/fly.staging.toml b/fly.staging.toml
index d11f993..df1f416 100644
--- a/fly.staging.toml
+++ b/fly.staging.toml
@@ -8,10 +8,6 @@ primary_region = "sin"
 [build]
   image = "ghcr.io/srikanthlogic/google-play-api:dev"
 
-[services]
-  [services.http]
-    ports = ["http"]
-
 [http_service]
   protocol = "tcp"
   internal_port = 3000
@@ -22,14 +18,8 @@ primary_region = "sin"
   processes = ["app"]
   [http_service.concurrency]
     type = "requests"
-    soft_limit = 200
-    hard_limit = 250
-
-  [[services.ports]]
-    handlers = ["http"]
-    port = 80
-    force_https = true  # optional
-
+    soft_limit = 400
+    hard_limit = 500
 
 [env]
   COUNTRY_OF_QUERY = "IN"
diff --git a/lib/index.js b/lib/index.js
index 8394ab9..2bbe773 100644
--- a/lib/index.js
+++ b/lib/index.js
@@ -250,6 +250,14 @@ router.get('/categories/', async (req, res, next) => {
   }
 });
 
+/* Collection list */
+router.get('/collections/', async (req, res, next) => {
+  try {
+    res.json(Object.keys(gplay.collection));
+  } catch (error) {
+    next(error); // Pass the error to Express's error-handling middleware
+  }
+});
 
 function anonymizeReplyText(replyText, userName) {
   const userPlaceholder = '<<USER>>';