diff --git a/pubspec.lock b/pubspec.lock
index f9b92ba..9ea0c88 100644
--- a/pubspec.lock
+++ b/pubspec.lock
@@ -5,48 +5,47 @@ packages:
     dependency: transitive
     description:
       name: async
+      sha256: bfe67ef28df125b7dddcea62755991f807aa39a2492a23e1550161692950bbe0
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.5.0-nullsafety.3"
+    version: "2.10.0"
   boolean_selector:
     dependency: transitive
     description:
       name: boolean_selector
+      sha256: "6cfb5af12253eaf2b368f07bacc5a80d1301a071c73360d746b7f2e32d762c66"
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.1.0-nullsafety.3"
+    version: "2.1.1"
   characters:
     dependency: transitive
     description:
       name: characters
+      sha256: e6a326c8af69605aec75ed6c187d06b349707a27fbff8222ca9cc2cff167975c
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.1.0-nullsafety.5"
-  charcode:
-    dependency: transitive
-    description:
-      name: charcode
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "1.2.0-nullsafety.3"
+    version: "1.2.1"
   clock:
     dependency: transitive
     description:
       name: clock
+      sha256: cb6d7f03e1de671e34607e909a7213e31d7752be4fb66a86d29fe1eb14bfb5cf
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.1.0-nullsafety.3"
+    version: "1.1.1"
   collection:
     dependency: transitive
     description:
       name: collection
+      sha256: cfc915e6923fe5ce6e153b0723c753045de46de1b4d63771530504004a45fae0
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.15.0-nullsafety.5"
+    version: "1.17.0"
   connectivity:
     dependency: "direct main"
     description:
       name: connectivity
+      sha256: "43b1107fdebfc55fed5d1f6f8273b15144128740e970ed89db31fed7b50bad3b"
       url: "https://pub.dartlang.org"
     source: hosted
     version: "0.3.2"
@@ -54,6 +53,7 @@ packages:
     dependency: "direct main"
     description:
       name: cupertino_icons
+      sha256: caac504f942f41dfadcf45229ce8c47065b93919a12739f20d6173a883c5ec73
       url: "https://pub.dartlang.org"
     source: hosted
     version: "1.0.2"
@@ -61,6 +61,7 @@ packages:
     dependency: "direct main"
     description:
       name: date_format
+      sha256: "3a79385d29a28db695c3bbec611ced175e1c9cc32ee9b9bed237d6042c5f850a"
       url: "https://pub.dartlang.org"
     source: hosted
     version: "1.0.9"
@@ -68,13 +69,15 @@ packages:
     dependency: transitive
     description:
       name: fake_async
+      sha256: "511392330127add0b769b75a987850d136345d9227c6b94c96a04cf4a391bf78"
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.2.0-nullsafety.3"
+    version: "1.3.1"
   ffi:
     dependency: transitive
     description:
       name: ffi
+      sha256: "284195c7170e7f11734fb7191d7780e837fca975ea825eb01587830fa978dd95"
       url: "https://pub.dartlang.org"
     source: hosted
     version: "0.1.3"
@@ -82,6 +85,7 @@ packages:
     dependency: transitive
     description:
       name: file
+      sha256: "781811e896666e9a728fd85b13129e32d73f05167a5da1891739f4609c6a8d7d"
       url: "https://pub.dartlang.org"
     source: hosted
     version: "5.2.1"
@@ -89,6 +93,7 @@ packages:
     dependency: "direct main"
     description:
       name: flinq
+      sha256: ddef8a959a05678dcab75e7b1ab11d0675faaca15abab911e9c7b5e9a90ed2b0
       url: "https://pub.dartlang.org"
     source: hosted
     version: "1.1.1"
@@ -106,48 +111,71 @@ packages:
     dependency: "direct main"
     description:
       name: http
+      sha256: b6f1f143a71e1fe1b34670f1acd6f13960ade2557c96b87e127e0cf661969791
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.12.2"
+    version: "0.13.3"
   http_parser:
     dependency: transitive
     description:
       name: http_parser
+      sha256: "2aa08ce0341cc9b354a498388e30986515406668dbcc4f7c950c3e715496693b"
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "3.1.4"
+    version: "4.0.2"
   intl:
     dependency: "direct main"
     description:
       name: intl
+      sha256: "4691515bb3f68ebbc4776bc97a84d429bb8e8c141a77b5ab988a4b02adb1747a"
       url: "https://pub.dartlang.org"
     source: hosted
     version: "0.16.1"
+  js:
+    dependency: transitive
+    description:
+      name: js
+      sha256: "5528c2f391ededb7775ec1daa69e65a2d61276f7552de2b5f7b8d34ee9fd4ab7"
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.6.5"
   matcher:
     dependency: transitive
     description:
       name: matcher
+      sha256: "16db949ceee371e9b99d22f88fa3a73c4e59fd0afed0bd25fc336eb76c198b72"
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.12.13"
+  material_color_utilities:
+    dependency: transitive
+    description:
+      name: material_color_utilities
+      sha256: d92141dc6fe1dad30722f9aa826c7fbc896d021d792f80678280601aff8cf724
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.12.10-nullsafety.3"
+    version: "0.2.0"
   meta:
     dependency: transitive
     description:
       name: meta
+      sha256: "6c268b42ed578a53088d834796959e4a1814b5e9e164f147f580a386e5decf42"
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.3.0-nullsafety.6"
+    version: "1.8.0"
   path:
     dependency: transitive
     description:
       name: path
+      sha256: db9d4f58c908a4ba5953fcee2ae317c94889433e5024c27ce74a37f94267945b
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.8.0-nullsafety.3"
+    version: "1.8.2"
   path_provider:
     dependency: "direct main"
     description:
       name: path_provider
+      sha256: a7e09f3a1db83be011fb0b1cc5f2f6e3d2c93c797cc54359f784c560a922897b
       url: "https://pub.dartlang.org"
     source: hosted
     version: "1.6.27"
@@ -155,6 +183,7 @@ packages:
     dependency: transitive
     description:
       name: path_provider_linux
+      sha256: "739b008776d4377ef8945db2d6f42d17ad7a280f0d0cdf961de26a69ea3964e5"
       url: "https://pub.dartlang.org"
     source: hosted
     version: "0.0.1+2"
@@ -162,6 +191,7 @@ packages:
     dependency: transitive
     description:
       name: path_provider_macos
+      sha256: "4dd2f608f51cb62c1e76c4434c89cc98c010345d315e79d8cb4f41ebcac3c119"
       url: "https://pub.dartlang.org"
     source: hosted
     version: "0.0.4+8"
@@ -169,6 +199,7 @@ packages:
     dependency: transitive
     description:
       name: path_provider_platform_interface
+      sha256: e06b2d369e0eb863cf0c4876d0fb6943846876f7e51b2752059a5c6b05bf5354
       url: "https://pub.dartlang.org"
     source: hosted
     version: "1.0.4"
@@ -176,6 +207,7 @@ packages:
     dependency: transitive
     description:
       name: path_provider_windows
+      sha256: aa4e314948959ec26867274fa47ca7af12918e6812375ca0b92e817e1b7834cb
       url: "https://pub.dartlang.org"
     source: hosted
     version: "0.0.4+3"
@@ -183,13 +215,15 @@ packages:
     dependency: transitive
     description:
       name: pedantic
+      sha256: "67fc27ed9639506c856c840ccce7594d0bdcd91bc8d53d6e52359449a1d50602"
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.9.2"
+    version: "1.11.1"
   platform:
     dependency: transitive
     description:
       name: platform
+      sha256: ebc79f16b5f6b609aad4a5e63447d4795d16f7adee46e93ed03200848c006735
       url: "https://pub.dartlang.org"
     source: hosted
     version: "3.0.0"
@@ -197,6 +231,7 @@ packages:
     dependency: transitive
     description:
       name: plugin_platform_interface
+      sha256: c3ebbff365bfb1b5f7b690c9857d2dabea167f35b05eb7586186499b407efb37
       url: "https://pub.dartlang.org"
     source: hosted
     version: "1.0.3"
@@ -204,6 +239,7 @@ packages:
     dependency: transitive
     description:
       name: process
+      sha256: "6ae4895f82db61b3011d9a32517bc9f604c28833cfc765e63dbf134758f6290c"
       url: "https://pub.dartlang.org"
     source: hosted
     version: "3.0.13"
@@ -216,13 +252,15 @@ packages:
     dependency: transitive
     description:
       name: source_span
+      sha256: dd904f795d4b4f3b870833847c461801f6750a9fa8e61ea5ac53f9422b31f250
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.8.0-nullsafety.4"
+    version: "1.9.1"
   sqflite:
     dependency: "direct main"
     description:
       name: sqflite
+      sha256: "7290497053cdee82cf86604e146776d05497bca5ffbce25f3a4fa24751b3147c"
       url: "https://pub.dartlang.org"
     source: hosted
     version: "1.3.2+3"
@@ -230,6 +268,7 @@ packages:
     dependency: transitive
     description:
       name: sqflite_common
+      sha256: "31dac537e459dccea2334fffd548ad20c3b92ee82deeea331c21a21585c5e983"
       url: "https://pub.dartlang.org"
     source: hosted
     version: "1.0.3+1"
@@ -237,27 +276,31 @@ packages:
     dependency: transitive
     description:
       name: stack_trace
+      sha256: c3c7d8edb15bee7f0f74debd4b9c5f3c2ea86766fe4178eb2a18eb30a0bdaed5
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.10.0-nullsafety.6"
+    version: "1.11.0"
   stream_channel:
     dependency: transitive
     description:
       name: stream_channel
+      sha256: "83615bee9045c1d322bbbd1ba209b7a749c2cbcdcb3fdd1df8eb488b3279c1c8"
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.1.0-nullsafety.3"
+    version: "2.1.1"
   string_scanner:
     dependency: transitive
     description:
       name: string_scanner
+      sha256: "556692adab6cfa87322a115640c11f13cb77b3f076ddcc5d6ae3c20242bedcde"
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.1.0-nullsafety.3"
+    version: "1.2.0"
   syncfusion_flutter_calendar:
     dependency: "direct main"
     description:
       name: syncfusion_flutter_calendar
+      sha256: ea3d13a21bb46f07f75dc57d55178b5b339b4363f939f0681d6d31200383fd89
       url: "https://pub.dartlang.org"
     source: hosted
     version: "18.4.41"
@@ -265,6 +308,7 @@ packages:
     dependency: transitive
     description:
       name: syncfusion_flutter_core
+      sha256: ec22b4632c561ca30c0e8adf602355e155e9b5c42e519b514599a2844af7d12c
       url: "https://pub.dartlang.org"
     source: hosted
     version: "18.4.41"
@@ -272,6 +316,7 @@ packages:
     dependency: transitive
     description:
       name: syncfusion_flutter_datepicker
+      sha256: "6f80df2f38015900dfd1f7768129035e75857cc0c97019650ca2462417641285"
       url: "https://pub.dartlang.org"
     source: hosted
     version: "18.4.41-beta"
@@ -279,6 +324,7 @@ packages:
     dependency: transitive
     description:
       name: synchronized
+      sha256: "294228ee6183405c4053a60e8b47c22956da37c92fd410c89ddf0279c188f735"
       url: "https://pub.dartlang.org"
     source: hosted
     version: "2.2.0+2"
@@ -286,20 +332,23 @@ packages:
     dependency: transitive
     description:
       name: term_glyph
+      sha256: a29248a84fbb7c79282b40b8c72a1209db169a2e0542bce341da992fe1bc7e84
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.2.0-nullsafety.3"
+    version: "1.2.1"
   test_api:
     dependency: transitive
     description:
       name: test_api
+      sha256: ad540f65f92caa91bf21dfc8ffb8c589d6e4dc0c2267818b4cc2792857706206
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.2.19-nullsafety.6"
+    version: "0.4.16"
   timezone:
     dependency: transitive
     description:
       name: timezone
+      sha256: f0697af725678a8e0c8dfb17ef282a0e26c25304b43ef3512618384da1ca7e4b
       url: "https://pub.dartlang.org"
     source: hosted
     version: "0.6.1"
@@ -307,20 +356,23 @@ packages:
     dependency: transitive
     description:
       name: typed_data
+      sha256: facc8d6582f16042dd49f2463ff1bd6e2c9ef9f3d5da3d9b087e244a7b564b3c
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.3.0-nullsafety.5"
+    version: "1.3.2"
   vector_math:
     dependency: transitive
     description:
       name: vector_math
+      sha256: "80b3257d1492ce4d091729e3a67a60407d227c27241d6927be0130c98e741803"
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.1.0-nullsafety.5"
+    version: "2.1.4"
   win32:
     dependency: transitive
     description:
       name: win32
+      sha256: a96e8d78811ab1dfdfbb955f3c3f411f73dab5eb76707d3af13cafab53b412fa
       url: "https://pub.dartlang.org"
     source: hosted
     version: "1.7.4+1"
@@ -328,9 +380,10 @@ packages:
     dependency: transitive
     description:
       name: xdg_directories
+      sha256: "864af550b70b87218770f8d7efd2814c38a3d6cf7103f245cc5413da0df3aee2"
       url: "https://pub.dartlang.org"
     source: hosted
     version: "0.1.2"
 sdks:
   dart: ">=2.12.0-0.0 <3.0.0"
-  flutter: ">=1.22.2 <2.0.0"
+  flutter: ">=1.22.2"
diff --git a/pubspec.yaml b/pubspec.yaml
index eed429c..ecaabab 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -27,7 +27,7 @@ dependencies:
   sqflite: ^1.3.2+3
   path_provider: ^1.6.27
   intl: ^0.16.0
-  http: ^0.12.0+4
+  http: ^0.13.3
   date_format: ^1.0.8
   connectivity: ^0.3.0
   flinq: ^1.1.1