Restart support for fixturenet-lotus (#499)

* Use ip utility to get the required miner node multiaddr

* Persist lotus node data to support restarts

* Add clean up steps to instructions

* Fix lotus-seed sector-dir arg

app/data/stacks/azimuth/README.md

@@ -55,7 +55,7 @@ This should create the required docker images in the local image registry.
 
 ## Clean up
 
-Stop all the services running in background run:
+Stop all the services running in background:
 
 ```bash
 laconic-so --stack azimuth deploy-system down

app/data/stacks/fixturenet-lotus/README.md

@@ -14,6 +14,9 @@ $ laconic-so --stack fixturenet-lotus build-containers
 ```
 $ laconic-so --stack fixturenet-lotus deploy --cluster lotus up
 ```
+
+Note: When running for the first time (or after clean up), the services will take some time to start properly as the Lotus nodes download the proof params (which are persisted to volumes)
+
 Correct operation should be verified by checking the container logs with:
 ```
 $ laconic-so --stack fixturenet-lotus deploy --cluster lotus logs lotus-miner
@@ -26,3 +29,19 @@ $ laconic-so --stack fixturenet-lotus deploy --cluster lotus exec lotus-miner "l
 $ laconic-so --stack fixturenet-lotus deploy --cluster lotus exec lotus-node-1 "lotus status"
 $ laconic-so --stack fixturenet-lotus deploy --cluster lotus exec lotus-node-2 "lotus status"
 ```
+
+## 4. Clean up
+
+Stop all the services running in background:
+```
+$ laconic-so --stack fixturenet-lotus deploy --cluster lotus down
+```
+
+Clear volumes created by this stack:
+```
+# List all relevant volumes
+$ docker volume ls -q --filter "name=lotus"
+
+# Remove all the listed volumes
+$ docker volume rm $(docker volume ls -q --filter "name=lotus")
+```

app/data/stacks/mobymask-v2/README.md

@@ -93,7 +93,7 @@ Follow the [demo](./demo.md) to try out the MobyMask app with L2 chain
 
 ## Clean up
 
-Stop all the services running in background run:
+Stop all the services running in background:
 
 ```bash
 laconic-so --stack mobymask-v2 deploy --cluster mobymask_v2 down 30

app/data/stacks/sushiswap/README.md

@@ -22,13 +22,15 @@ Deploy the stack:
 laconic-so --stack sushiswap deploy --cluster sushiswap up
 ```
 
+Note: When running for the first time (or after clean up), the services will take some time to start as Lotus nodes in the fixturenet download the proof params
+
 ## Tests
 
 Follow [smoke-tests.md](./smoke-tests.md) to run smoke tests
 
 ## Clean up
 
-Stop all the services running in background run:
+Stop all the services running in background:
 
 ```bash
 laconic-so --stack sushiswap deploy --cluster sushiswap down