Add Assemble docs

assemble/configure.md

@@ -78,4 +78,4 @@ The following convenience aliases take precedence over the `-o/--option` equival
 
 - `--label` corresponds to `image.labels` (can be used multiple times);
 
-- `--port` corresponds to `image.ports` (can be used multiple times)
+- `--port` corresponds to `image.ports` (can be used multiple times)

assemble/dot-net.md

@@ -62,4 +62,4 @@ Application started. Press Ctrl+C to shut down.
 <h4>This environment is </h4>
 <h4>served from e1c54291e969 at 11/22/2018 16:00:23</h4>
 ~$ docker rm -f e1c54291e969
-```
+```

assemble/spring-boot.md

@@ -67,4 +67,4 @@ b2c88bdc3576    hello-boot:1    "java -Djava.securit…"   «…» 0.0.0.0:8080-
 ~$ curl -s localhost:8080
 Hello from b2c88bdc3576
 ~$ docker rm -f b2c88bdc3576
-```
+```