fix: deleted .env file and added a new sample.env file

sample.env

@@ -0,0 +1,46 @@
+POSTGRES_USER=
+POSTGRES_PASSWORD=
+DATABASE_USERNAME=
+DATABASE_PASSWORD=
+ES_JAVA_OPTS=""
+FUSIONAUTH_APP_MEMORY=
+
+#minio
+MINIO_USERNAME=
+MINIO_PASSWORD=
+MINIO_BUCKETNAME=
+
+# central envs
+CENTRAL_USER_EMAIL=
+CENTRAL_USER_PASS=
+
+#enketo-express
+ENCRYPTION_KEY=
+LESS_SECURE_ENCRYPTION_KEY=
+FORM_MANAGER_BASE_URI=
+
+# form manager
+FORM_MANAGER_URL=
+MINIO_URL=
+MINIO_ENDPOINT=
+MINIO_PORT=
+REDIS_HOST=
+MINIO_USE_SSL=
+REDIS_PORT=
+
+# TSDB 
+TSDB_POSTGRES_USER=
+TSDB_POSTGRES_PASSWORD=
+
+# GQL
+HASURA_GRAPHQL_ADMIN_SECRET=
+HASURA_GRAPHQL_JWT_SECRET=
+HASURA_GRAPHQL_DATABASE_URL=
+
+#react wrapper 
+# http://service-name is not going to work as we are building a static build
+# and serving it through nginx
+# use actual IP address instead
+REACT_APP_ENKETO_URL=
+REACT_APP_FORM_MANAGER_URL=
+REACT_APP_HASURA_URL=