docs: fix docker examples, add warnings to log output

.codeclimate.yml

@@ -0,0 +1,20 @@
+version: "2"
+
+exclude_patterns:
+  - docs/dev/style.md
+  - src/migration/
+  - vendor/
+
+plugins:
+  duplication:
+    enabled: true
+    config:
+      languages:
+        typescript:
+          mass_threshold: 225 # avoid increasing, increments of 5
+  fixme:
+    enabled: true
+  markdownlint:
+    enabled: true
+  shellcheck:
+    enabled: true

README.md

@@ -17,7 +17,7 @@ defaults, and other magic.
 
 ## Usage
 
-To run with Docker (**recommended**): `docker run -v ${HOME}:/root:ro --rm -i ssube/salty-dog:master`
+To run with Docker (**recommended**): `docker run --rm ssube/salty-dog:master`
 
 To download, validate, and apply a Kubernetes resource:
 

docs/config-docker.yml

@@ -3,5 +3,7 @@ data:
     level: info
     name: salty-dog
     streams:
+      - level: warn
+        path: !stream stderr
       - level: info
         path: /tmp/salty-dog.log