Adjustments to worker setup documentation and docker command reccomendation.

docs/source/staking/running_a_worker.rst

@@ -84,6 +84,10 @@ workers can use, a software based wallet is the easiest.
 
         geth account new
 
+    - Never share your ethereum account password.
+    - Do not forget your ethereum account password.
+    - Secure your ethereum account password in a password manager.
+
 
 3. Run Worker
 -------------
@@ -122,7 +126,7 @@ Export Worker Environment Variables
 
 .. code:: bash
 
-    # Passwords are used for both creation and unlocking
+    # Passwords used for both creation and unlocking
     export NUCYPHER_KEYRING_PASSWORD=<YOUR KEYRING_PASSWORD>
     export NUCYPHER_WORKER_ETH_PASSWORD=<YOUR WORKER ETH ACCOUNT PASSWORD>
 
@@ -139,9 +143,9 @@ Initialize a new Worker
     -e NUCYPHER_KEYRING_PASSWORD                  \
     nucypher/nucypher:latest                      \
     nucypher ursula init                          \
+    --signer keystore:///root/.ethereum/keystore  \
     --provider <PROVIDER URI>                     \
     --network <NETWORK NAME>                      \
-    --signer <SIGNER URI>           \
     --max-gas-price <GWEI>
 
 
@@ -149,7 +153,6 @@ Replace the following values with your own:
 
    * ``<PROVIDER URI>`` - The URI of a local or hosted ethereum node
    * ``<NETWORK NAME>`` - The name of a nucypher network (mainnet, ibex, or lynx)
-   * ``<SIGNER URI>`` - The URI to an ethereum keystore or signer: `keystore:///root/.ethereum/keystore`
    * ``<GWEI>`` - The maximum price of gas to spend on commitment transactions