Add .gitignore file to exclude log files and environment variables

.gitignore

@@ -0,0 +1,11 @@
+.log*
+__pycache__/
+*.log
+*.log.*
+*.log.*.*
+*.log.*.*.*
+*.log.*.*.*.*
+.env
+*.log.*.*.*.*.*
+__pycache__/
+log.txt