feat(error): use thiserror for error generation (#140)

* chore(dep): upgrade dependencies

* feat(result): use thiserror instead of customized errors

* feat(result): flatten results

* ci(rust): remove --locked

* ci(rust): not running brew update

Author: clearloop

Diff for: .github/dependabot.yml

@@ -0,0 +1,25 @@
+version: 2
+updates:
+  - package-ecosystem: "cargo"
+    directory: "/"
+    schedule:
+      interval: "monthly"
+      day: "sunday"
+    commit-message:
+      prefix: "chore(dep): "
+    groups:
+      deps:
+        patterns:
+          - "*"
+
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      interval: "monthly"
+      day: "sunday"
+    commit-message:
+      prefix: "chore(dep): "
+    groups:
+      deps:
+        patterns:
+          - "*"

Diff for: .github/workflows/rust.yml

@@ -2,9 +2,9 @@ name: leetcode-cli
 
 on:
   push:
-    branches: [ master ]
+    branches: [master]
   pull_request:
-    branches: [ master ]
+    branches: [master]
 
 jobs:
   build:
@@ -22,13 +22,12 @@ jobs:
       - name: Environment
         run: |
           if [[ "$(uname)" == 'Darwin' ]]; then
-              brew update
               brew install sqlite3
           else
               sudo apt-get update -y
               sudo apt-get install -y libsqlite3-dev libdbus-1-dev
           fi
       - name: Build
-        run: cargo build --release --locked
+        run: cargo build --release --all-features
       - name: Run tests
-        run: cargo test
+        run: cargo test --release --all-features