feat: add initial tile proxying (#9)

feat: add initial tile proxying

* proxy to ADM_ENDPOINT_URL
* add basic validation and mapping to AdM's region ip from the country param
* add an inital integration test w/ an AdM Tile API mock
* fix circleci/Dockerfile configs
* add ua stripping, cleanup
* ua edge cases

Closes #2, #3, #5

.circleci/config.yml

@@ -29,8 +29,7 @@ commands:
           name: Core Rust Checks
           command: |
             cargo fmt -- --check
-            # cargo audit --ignore RUSTSEC-2020-0041
-            cargo audit
+            cargo audit --ignore RUSTSEC-2020-0041
   rust-clippy:
     steps:
       - run:
@@ -122,7 +121,6 @@ jobs:
               fi
       - checkout
       - setup-rust
-      - setup-python
       - write-version
       - cargo-build
       - run-tests
@@ -137,9 +135,6 @@ jobs:
           command: |
             mkdir -p /home/circleci/cache
             docker save -o /home/circleci/cache/docker.tar "app:build"
-      - run:
-          name: Save docker-compose config
-          command: cp docker-compose*.yaml /home/circleci/cache
       - save_cache:
           key: v1-{{ .Branch }}-{{ .Environment.CIRCLE_TAG }}-{{ epoch }}
           paths:
@@ -197,7 +192,7 @@ workflows:
               only: /.*/
       - deploy:
           requires:
-            - e2e-tests
+            - build-and-test
           filters:
             tags:
               only: /.*/