diff --git a/.DS_Store b/.DS_Store
deleted file mode 100644
index 9940f4a..0000000
Binary files a/.DS_Store and /dev/null differ
diff --git a/.env b/.env
deleted file mode 100644
index d6b40d7..0000000
--- a/.env
+++ /dev/null
@@ -1,9 +0,0 @@
-POSTGRES_PASSWORD=coucou
-JWT_SECRET=superlongsecretkeyatleast32characterspleasenevercommitthis
-POSTGRES_DB=database
-POSTGRES_HOST=database
-POSTGRES_USER=user
-
-GITHUB_CLIENT_ID=Ov23liYIX8bJcdamjQJm
-GITHUB_CLIENT_SECRET=9db75e695a8c028a80bb2e9b5604b2e44f76fb26
-GITHUB_CALLBACK_URL=http://localhost:8080/api/auth/github/callback
diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..bc42f23
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,37 @@
+# macOS
+.DS_Store
+.AppleDouble
+.LSOverride
+
+# Environment / secrets
+.env
+.env.*
+.env.local
+.env.production
+
+# Node
+node_modules/
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+
+# Logs
+*.log
+logs/
+
+# Build output
+dist/
+build/
+
+# IDE
+.vscode/
+.idea/
+*.swp
+*.swo
+
+# Docker volumes / data
+postgres-data/
+data/
+
+# OS
+Thumbs.db
diff --git a/Transcendence/.gitignore b/Transcendence/.gitignore
index 5e74a24..b60ca14 100644
--- a/Transcendence/.gitignore
+++ b/Transcendence/.gitignore
@@ -1,3 +1,35 @@
+# macOS
+.DS_Store
 srcs/.DS_Store
 *.DS_Store
-srcs/backend/avatar/*
\ No newline at end of file
+
+# Environment / secrets
+.env
+.env.*
+
+# Node
+node_modules/
+npm-debug.log*
+yarn-debug.log*
+
+# Logs
+*.log
+logs/
+
+# Build output
+dist/
+build/
+
+# Uploads utilisateurs (garder uniquement default.png)
+srcs/backend/avatar/*
+!srcs/backend/avatar/default.png
+
+# IDE
+.vscode/
+.idea/
+*.swp
+*.swo
+
+# Docker volumes / data
+postgres-data/
+data/
diff --git a/Transcendence/srcs/backend/avatar/user_1_1769596136442.jpg b/Transcendence/srcs/backend/avatar/user_1_1769596136442.jpg
deleted file mode 100644
index 93327dd..0000000
Binary files a/Transcendence/srcs/backend/avatar/user_1_1769596136442.jpg and /dev/null differ