feat:added documentation

Documentation/nfs.md

@@ -0,0 +1,25 @@
+# nfs
+
+## nfs with enviroment variables
+
+### Docker compose
+
+```
+volumes:
+  etcPihole:
+    name: pihole_etc
+    driver: local
+    driver_opts:
+      type: ${VOLUME_PIHOLE_TYPE}
+      o: ${VOLUME_PIHOLE_O}
+      device: "${VOLUME_PIHOLE_DEVICE}"
+```
+
+### .env
+
+```
+#VOLUME_PIHOLE_O="addr=10.10.1.1,rw"
+#VOLUME_PIHOLE_DEVICE=":/export/docker-volumes/pihole/pihole-etc"
+#VOLUME_PIHOLE_TYPE="nfs"
+```
+

README.md

@@ -1,2 +1,3 @@
 # docker
 
+see documentation