Minor enhancements (#143)

* feat: specify workdir for container

* feat: add .env file generation, backup existing config

docs/examples/docker/README.md

@@ -8,6 +8,7 @@ First, define a function and export it. This could be done in your environment s
 function medusa(){
   docker run   \
     -v $(pwd):/tmp/output/  \
+    -w /tmp/output/ \
     --user $(id -u):$(id -u)  \
     -e VAULT_ADDR=$VAULT_ADDR \
     -e VAULT_TOKEN=$VAULT_TOKEN  \
@@ -27,6 +28,10 @@ VAULT_TOKEN=00000000-0000-0000-0000-000000000000
 
 And now you are ready to run medusa like this
 
+```
+medusa import medusa import secret ./test/data/import-example-1.yaml
+```
+
 ```
 medusa export secret/A
 A:

scripts/start-vault.sh

@@ -47,7 +47,7 @@ VAULT_IP=$(docker inspect vault --format='{{range .NetworkSettings.Networks}}{{.
 echo "Vault container ip is : $VAULT_IP"
 
 # Run a `Vault status` to check if it is alive
-docker run --network=container:vault --cap-add IPC_LOCK -e VAULT_ADDR=https://$VAULT_IP:8201 -e VAULT_SKIP_VERIFY=true --rm vault:latest vault status
+docker run --network=container:vault --cap-add IPC_LOCK -e VAULT_ADDR=https://$VAULT_IP:8201 -e VAULT_SKIP_VERIFY=true --rm hashicorp/vault:latest vault status
 
 # Echo help on how to interact with Vault from the same host
 echo "
@@ -59,10 +59,19 @@ To run vault commands, use the following docker command:
 "
 
 # Generate .env file
+echo "Generating .env file"
+echo -e "VAULT_ADDR=$VAULT_ADDR\nVAULT_SKIP_VERIFY=true\nVAULT_TOKEN=$VAULT_TOKEN" > .env
+
 # Cleanup the temp folder
 if [ ! -d "~/.medusa" ]; then
   mkdir -p ~/.medusa
 fi
+
+if [ -f "$HOME/.medusa/config.yaml" ]; then
+  echo "Backing up existing Medusa config file"
+  cp ~/.medusa/config.yaml{,_backup}
+fi
+
 echo "Generating Medusa config file"
 
 echo "VAULT_ADDR: $VAULT_ADDR