chore(dev): changes for developer ergonomics

.coveragerc

@@ -1,5 +1,6 @@
 [run]
 branch = True
+dynamic_context = test_function
 
 source =
     warehouse

bin/tests

@@ -34,5 +34,5 @@ set -x
 
 # Actually run our tests.
 python -m coverage run -m pytest --strict-markers $COMMAND_ARGS
-python -m coverage html
+python -m coverage html --show-contexts
 python -m coverage report -m --fail-under 100

docker-compose.yml

@@ -47,8 +47,7 @@ services:
     image: elasticsearch:7.10.1
     environment:
       - xpack.security.enabled=false
-      - node.name=node-1
-      - cluster.initial_master_nodes=node-1
+      - discovery.type=single-node
     ulimits:
       nofile:
         soft: 65536
@@ -90,7 +89,9 @@ services:
       - simple:/var/opt/warehouse/simple
       - ./bin:/opt/warehouse/src/bin:z
     ports:
-      - "80:8000"
+      - "${WEB_PORT:-80}:8000"
+    depends_on:
+      - db
 
   files:
     build:

docs/development/getting-started.rst

@@ -131,6 +131,16 @@ If the port is in use, the command will produce output, and you will need to
 determine what is occupying the port and shut down the corresponding service.
 Otherwise, the port is available for Warehouse to use, and you can continue.
 
+Alternately, you may set the ``WEB_HOST`` environment variable for
+docker-compose to use instead. An example:
+
+.. code-block:: console
+
+    export WEB_HOST=8080
+    make ...
+
+    # or inline:
+    WEB_HOST=8080 make ...
 
 Building the Warehouse Container
 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
@@ -265,6 +275,8 @@ At this point all the services are up, and web container is listening on port
     `this bug report <https://bugzilla.mozilla.org/show_bug.cgi?id=1262842>`_
     for more info).
 
+If you've set a different port via the ``WEB_HOST`` environment variable,
+use that port instead.
 
 Logging in to Warehouse
 ^^^^^^^^^^^^^^^^^^^^^^^