Updating to Sinatra 4.1

Gemfile.lock

@@ -33,10 +33,14 @@ GEM
     puma (6.6.0)
       nio4r (~> 2.0)
     racc (1.8.1)
-    rack (2.2.17)
-    rack-protection (3.2.0)
+    rack (3.2.0)
+    rack-protection (4.1.1)
       base64 (>= 0.1.0)
-      rack (~> 2.2, >= 2.2.4)
+      logger (>= 1.6.0)
+      rack (>= 3.0.0, < 4)
+    rack-session (2.1.1)
+      base64 (>= 0.1.0)
+      rack (>= 3.0.0)
     rainbow (3.1.1)
     rb-fsevent (0.11.2)
     rb-inotify (0.11.1)
@@ -65,16 +69,18 @@ GEM
     ruby2_keywords (0.0.5)
     sequel (5.93.0)
       bigdecimal
-    sinatra (3.2.0)
+    sinatra (4.1.1)
+      logger (>= 1.6.0)
       mustermann (~> 3.0)
-      rack (~> 2.2, >= 2.2.4)
-      rack-protection (= 3.2.0)
+      rack (>= 3.0.0, < 4)
+      rack-protection (= 4.1.1)
+      rack-session (>= 2.0.0, < 3)
       tilt (~> 2.0)
-    sinatra-contrib (3.2.0)
+    sinatra-contrib (4.1.1)
       multi_json (>= 0.0.2)
       mustermann (~> 3.0)
-      rack-protection (= 3.2.0)
-      sinatra (= 3.2.0)
+      rack-protection (= 4.1.1)
+      sinatra (= 4.1.1)
       tilt (~> 2.0)
     sqlite3 (2.7.0-aarch64-linux-gnu)
     sqlite3 (2.7.0-aarch64-linux-musl)
@@ -110,8 +116,8 @@ DEPENDENCIES
   rubocop
   rubocop-sequel
   sequel (~> 5.92)
-  sinatra (~> 3.2)
-  sinatra-contrib (~> 3.2)
+  sinatra (~> 4.1)
+  sinatra-contrib (~> 4.1)
   sqlite3 (~> 2.6)
 
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