Add the link for swarm reference document

Signed-off-by: yuexiao-wang <wang.yuexiao@zte.com.cn>

docs/reference/commandline/swarm_init.md

@@ -136,7 +136,8 @@ frequently.
 ## Related information
 
 * [swarm join](swarm_join.md)
-* [swarm leave](swarm_leave.md)
-* [swarm update](swarm_update.md)
 * [swarm join-token](swarm_join_token.md)
-* [node rm](node_rm.md)
+* [swarm leave](swarm_leave.md)
+* [swarm unlock](swarm_unlock.md)
+* [swarm unlock-key](swarm_unlock_key.md)
+* [swarm update](swarm_update.md)

docs/reference/commandline/swarm_join.md

@@ -98,5 +98,8 @@ Secret value required for nodes to join the swarm
 ## Related information
 
 * [swarm init](swarm_init.md)
+* [swarm join-token](swarm_join_token.md)
 * [swarm leave](swarm_leave.md)
+* [swarm unlock](swarm_unlock.md)
+* [swarm unlock-key](swarm_unlock_key.md)
 * [swarm update](swarm_update.md)

docs/reference/commandline/swarm_join_token.md

@@ -102,4 +102,9 @@ Only print the token. Do not print a complete command for joining.
 
 ## Related information
 
+* [swarm init](swarm_init.md)
 * [swarm join](swarm_join.md)
+* [swarm leave](swarm_leave.md)
+* [swarm unlock](swarm_unlock.md)
+* [swarm unlock-key](swarm_unlock_key.md)
+* [swarm update](swarm_update.md)

docs/reference/commandline/swarm_leave.md

@@ -55,4 +55,7 @@ To remove an inactive node, use the [`node rm`](node_rm.md) command instead.
 * [node rm](node_rm.md)
 * [swarm init](swarm_init.md)
 * [swarm join](swarm_join.md)
+* [swarm join-token](swarm_join_token.md)
+* [swarm unlock](swarm_unlock.md)
+* [swarm unlock-key](swarm_unlock_key.md)
 * [swarm update](swarm_update.md)

docs/reference/commandline/swarm_unlock.md

@@ -38,4 +38,8 @@ Please enter unlock key:
 ## Related information
 
 * [swarm init](swarm_init.md)
+* [swarm join](swarm_join.md)
+* [swarm join-token](swarm_join_token.md)
+* [swarm leave](swarm_leave.md)
+* [swarm unlock-key](swarm_unlock_key.md)
 * [swarm update](swarm_update.md)

docs/reference/commandline/swarm_unlock_key.md

@@ -79,6 +79,9 @@ Only print the unlock key, without instructions.
 
 ## Related information
 
-* [swarm unlock](swarm_unlock.md)
 * [swarm init](swarm_init.md)
+* [swarm join](swarm_join.md)
+* [swarm join-token](swarm_join_token.md)
+* [swarm leave](swarm_leave.md)
+* [swarm unlock](swarm_unlock.md)
 * [swarm update](swarm_update.md)

docs/reference/commandline/swarm_update.md

@@ -42,4 +42,7 @@ $ docker swarm update --cert-expiry 720h
 
 * [swarm init](swarm_init.md)
 * [swarm join](swarm_join.md)
+* [swarm join-token](swarm_join_token.md)
 * [swarm leave](swarm_leave.md)
+* [swarm unlock](swarm_unlock.md)
+* [swarm unlock-key](swarm_unlock_key.md)