upgrade backend/frontend deps

Gemfile.lock

@@ -1,58 +1,60 @@
 GEM
   remote: https://rubygems.org/
   specs:
-    addressable (2.8.0)
-      public_suffix (>= 2.0.2, < 5.0)
-    daemons (1.4.0)
+    addressable (2.8.5)
+      public_suffix (>= 2.0.2, < 6.0)
+    daemons (1.4.1)
     domain_name (0.5.20190701)
       unf (>= 0.0.5, < 1.0.0)
     eventmachine (1.2.7)
-    ffi (1.15.3)
+    ffi (1.15.5)
     ffi-compiler (1.0.1)
       ffi (>= 1.0.0)
       rake
-    http (5.0.1)
-      addressable (~> 2.3)
+    http (5.1.1)
+      addressable (~> 2.8)
       http-cookie (~> 1.0)
       http-form_data (~> 2.2)
-      llhttp-ffi (~> 0.3.0)
-    http-cookie (1.0.4)
+      llhttp-ffi (~> 0.4.0)
+    http-cookie (1.0.5)
       domain_name (~> 0.5)
     http-form_data (2.3.0)
-    llhttp-ffi (0.3.1)
+    llhttp-ffi (0.4.0)
       ffi-compiler (~> 1.0)
       rake (~> 13.0)
+    mini_portile2 (2.8.4)
     multi_json (1.15.0)
-    mustermann (1.1.1)
+    mustermann (3.0.0)
       ruby2_keywords (~> 0.0.1)
-    pg (1.2.3)
-    public_suffix (4.0.6)
-    rack (2.2.3)
-    rack-protection (2.1.0)
-      rack
+    pg (1.5.3)
+    public_suffix (5.0.3)
+    rack (2.2.8)
+    rack-protection (3.1.0)
+      rack (~> 2.2, >= 2.2.4)
     rake (13.0.6)
     ruby2_keywords (0.0.5)
-    sequel (5.47.0)
-    sinatra (2.1.0)
-      mustermann (~> 1.0)
-      rack (~> 2.2)
-      rack-protection (= 2.1.0)
+    sequel (5.71.0)
+    sinatra (3.1.0)
+      mustermann (~> 3.0)
+      rack (~> 2.2, >= 2.2.4)
+      rack-protection (= 3.1.0)
       tilt (~> 2.0)
-    sinatra-contrib (2.1.0)
+    sinatra-contrib (3.1.0)
       multi_json
-      mustermann (~> 1.0)
-      rack-protection (= 2.1.0)
-      sinatra (= 2.1.0)
+      mustermann (~> 3.0)
+      rack-protection (= 3.1.0)
+      sinatra (= 3.1.0)
       tilt (~> 2.0)
-    sqlite3 (1.4.2)
-    thin (1.8.1)
+    sqlite3 (1.6.3)
+      mini_portile2 (~> 2.8.0)
+    thin (1.8.2)
       daemons (~> 1.0, >= 1.0.9)
       eventmachine (~> 1.0, >= 1.0.4)
       rack (>= 1, < 3)
-    tilt (2.0.10)
+    tilt (2.2.0)
     unf (0.1.4)
       unf_ext
-    unf_ext (0.0.7.7)
+    unf_ext (0.0.8.2)
 
 PLATFORMS
   ruby

frontend/package.json

@@ -16,4 +16,4 @@
     "concurrently": "6.2.1",
     "snowpack": "3.8.6"
   }
-}
+}