diff --git a/.gitignore b/.gitignore
index c2658d7d..5bbf8847 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,6 @@
 node_modules/
+yarn-error.log
+.yarnrc.yml
+.yarn/
+
+packages/backend/environments/local.toml
\ No newline at end of file
diff --git a/README.md b/README.md
index b6292209..8c2354c8 100644
--- a/README.md
+++ b/README.md
@@ -28,6 +28,12 @@
   cd packages/backend
   ```
 
+- Rename backend config file from [environments/local.toml.example](packages/backend/environments/local.toml.example) to `local.toml`
+
+  ```bash
+  mv environments/local.toml.example environments/local.toml
+  ```
+
 - Set `gitHub.oAuth.clientId` and `gitHub.oAuth.clientSecret` in backend [config file](packages/backend/environments/local.toml)
   - Client ID and secret will be available after [creating an OAuth app](https://docs.github.com/en/apps/oauth-apps/building-oauth-apps/creating-an-oauth-app)
     - In "Homepage URL", type `http://localhost:3000`
@@ -181,6 +187,12 @@
   cd packages/frontend
   ```
 
+- Rename [.env.example](packages/frontend/.env.example) to `.env`
+
+  ```bash
+  mv .env.example .env
+  ```
+
 - Copy the GitHub OAuth app client ID from previous steps and set it in frontend [.env](packages/frontend/.env) file
 
   ```env
diff --git a/packages/backend/.gitignore b/packages/backend/.gitignore
index b667a045..987e4095 100644
--- a/packages/backend/.gitignore
+++ b/packages/backend/.gitignore
@@ -1,2 +1,3 @@
 db
 dist
+environments/local.toml
\ No newline at end of file
diff --git a/packages/backend/environments/local.toml b/packages/backend/environments/local.toml.example
similarity index 100%
rename from packages/backend/environments/local.toml
rename to packages/backend/environments/local.toml.example
diff --git a/packages/frontend/.env b/packages/frontend/.env
deleted file mode 100644
index c73b8fe2..00000000
--- a/packages/frontend/.env
+++ /dev/null
@@ -1,6 +0,0 @@
-REACT_APP_SERVER_URL = 'http://localhost:8000'
-
-REACT_APP_GITHUB_CLIENT_ID =
-REACT_APP_GITHUB_TEMPLATE_REPO =
-
-REACT_APP_WALLET_CONNECT_ID =
diff --git a/packages/frontend/.env.example b/packages/frontend/.env.example
new file mode 100644
index 00000000..ed25da52
--- /dev/null
+++ b/packages/frontend/.env.example
@@ -0,0 +1,6 @@
+REACT_APP_SERVER_URL = 'http://localhost:8000'
+
+REACT_APP_GITHUB_CLIENT_ID = 
+REACT_APP_GITHUB_TEMPLATE_REPO = 
+
+REACT_APP_WALLET_CONNECT_ID = 
\ No newline at end of file
diff --git a/packages/frontend/.eslintrc.json b/packages/frontend/.eslintrc.json
index e7f396b4..a06db087 100644
--- a/packages/frontend/.eslintrc.json
+++ b/packages/frontend/.eslintrc.json
@@ -16,5 +16,10 @@
     "plugin:react/recommended",
     "plugin:@typescript-eslint/recommended",
     "plugin:prettier/recommended"
-  ]
+  ],
+  "settings": {
+    "react": {
+      "version": "detect"
+    }
+  }
 }
diff --git a/packages/frontend/.gitignore b/packages/frontend/.gitignore
index 4d29575d..8692cf66 100644
--- a/packages/frontend/.gitignore
+++ b/packages/frontend/.gitignore
@@ -13,6 +13,7 @@
 
 # misc
 .DS_Store
+.env
 .env.local
 .env.development.local
 .env.test.local
diff --git a/packages/frontend/src/context/Web3ModalProvider.tsx b/packages/frontend/src/context/Web3ModalProvider.tsx
index 3b2363c2..c482588f 100644
--- a/packages/frontend/src/context/Web3ModalProvider.tsx
+++ b/packages/frontend/src/context/Web3ModalProvider.tsx
@@ -28,7 +28,9 @@ const metadata = {
   name: 'Web3Modal',
   description: 'Snowball Web3Modal',
   url: window.location.origin,
-  icons: ['https://avatars.githubusercontent.com/u/37784886'],
+  icons: [
+    'https://raw.githubusercontent.com/snowball-tools/mediakit/main/assets/logo.svg',
+  ],
 };
 
 const chains = [mainnet, arbitrum] as const;
diff --git a/yarn-error.log b/yarn-error.log
deleted file mode 100644
index d530169f..00000000
--- a/yarn-error.log
+++ /dev/null
@@ -1,48 +0,0 @@
-Arguments: 
-  /Users/vivianphung/.nvm/versions/node/v18.19.0/bin/node /Users/vivianphung/Desktop/snowballtools-base/.yarn/releases/yarn-classic.cjs install
-
-PATH: 
-  /Users/vivianphung/.proto/shims:/Users/vivianphung/.proto/bin:/Users/vivianphung/.nvm/versions/node/v18.19.0/bin:/usr/local/share/npm/bin:/usr/local/bin:/usr/local/sbin:~/bin:/usr/local/share/npm/bin:/opt/local/bin:/opt/local/sbin:/opt/local/bin:/opt/local/sbin:/usr/local/bin:/System/Cryptexes/App/usr/bin:/usr/bin:/bin:/usr/sbin:/sbin:/var/run/com.apple.security.cryptexd/codex.system/bootstrap/usr/local/bin:/var/run/com.apple.security.cryptexd/codex.system/bootstrap/usr/bin:/var/run/com.apple.security.cryptexd/codex.system/bootstrap/usr/appleinternal/bin:/Library/Apple/usr/bin:/Users/vivianphung/.proto/shims:/Users/vivianphung/.proto/bin:/Users/vivianphung/.nvm/versions/node/v18.19.0/bin:/usr/local/share/npm/bin:/usr/local/sbin:~/bin:/opt/local/bin:/opt/local/sbin:/Applications/Visual Studio Code.app/Contents/Resources/app/bin:/Users/vivianphung/.rvm/bin:/Applications/Visual Studio Code.app/Contents/Resources/app/bin
-
-Yarn version: 
-  1.22.19
-
-Node version: 
-  18.19.0
-
-Platform: 
-  darwin arm64
-
-Trace: 
-  SyntaxError: /Users/vivianphung/Desktop/snowballtools-base/packages/frontend/package.json: Unexpected token < in JSON at position 163
-      at JSON.parse (<anonymous>)
-      at /Users/vivianphung/Desktop/snowballtools-base/.yarn/releases/yarn-classic.cjs:1104:57
-      at Generator.next (<anonymous>)
-      at step (/Users/vivianphung/Desktop/snowballtools-base/.yarn/releases/yarn-classic.cjs:310:30)
-      at /Users/vivianphung/Desktop/snowballtools-base/.yarn/releases/yarn-classic.cjs:321:13
-
-npm manifest: 
-  {
-    "name": "snowball-tools",
-    "private": true,
-    "workspaces": [
-      "packages/*"
-    ],
-    "dependencies": {},
-    "devDependencies": {
-      "husky": "^8.0.3",
-      "lerna": "^8.0.0",
-      "depcheck": "^1.4.2"
-    },
-    "scripts": {
-      "prepare": "husky install",
-      "build": "lerna run build --stream",
-      "lint": "lerna run lint --stream -- --max-warnings=0"
-    }
-  }
-
-yarn manifest: 
-  No manifest
-
-Lockfile: 
-