Docker fix & invoke tasks

Dockerfile

@@ -1,19 +1,14 @@
 FROM tiangolo/uvicorn-gunicorn-fastapi:python3.7
 
-# ENVS RECOMENDATIONS
-ENV PYTHONDONTWRITEBYTECODE 1
-ENV PYTHONUNBUFFERED 1
-
-# PREPARE FOLDER
-WORKDIR /api
+ENV VARIABLE_NAME APP
 
 # COPY DEPENDENCIES
 COPY requirements.txt ./
 
+# COPY PROJECT
+COPY ./app /app/app
+
 # INSTALL DEPENDENCIES
 RUN pip install --no-cache-dir -r  requirements.txt
 
-# COPY PROJECT
-COPY . /api/
-
-CMD ["uvicorn", "--host", "0.0.0.0", "app.main:APP"]
+EXPOSE 80

tasks.py

@@ -9,6 +9,8 @@
   invoke sort
   invoke check
 """
+import random
+
 import invoke
 
 TARGETS_DESCRIPTION = "Paths/directories to format. [default: . ]"
@@ -71,3 +73,17 @@ def generate_reqs(ctx):
     """Generate requirements.txt"""
     reqs = ["pipenv lock -r > requirements.txt", "pipenv lock -r --dev > requirements-dev.txt"]
     [ctx.run(req) for req in reqs]
+
+
+@invoke.task
+def docker(
+    ctx, build=False, run=False, tag="covid-tracker-api:latest", port=80, name=f"covid-api-{random.randint(0,999)}"
+):  # pylint: disable=too-many-arguments
+    """Build and run docker container."""
+    if not any([build, run]):
+        raise invoke.Exit(message="Specify either --build or --run", code=1)
+    if build:
+        docker_cmds = ["build", "."]
+    else:
+        docker_cmds = ["run", "-p", str(port), "--name", name]
+    ctx.run(" ".join(["docker", *docker_cmds, "-t", tag]))