Separate out GQL proxy server from uniswap-urbit stack (#681)

* Separate out uniswap gql proxy in a stack

* Use proxy server from watcher-ts

* Add a flag to enable/disable the proxy server

* Update env configuratoin for uniswap urbit app stack

* Update stack file for uniswap urbit app stack

* Fix env variables in instructions

stack_orchestrator/data/compose/docker-compose-proxy-server.yml

@@ -0,0 +1,22 @@
+version: "3.2"
+
+services:
+  proxy-server:
+    image: cerc/watcher-ts:local
+    restart: on-failure
+    working_dir: /app/packages/cli
+    environment:
+      ENABLE_PROXY: ${ENABLE_PROXY:-true}
+      PROXY_UPSTREAM: ${CERC_PROXY_UPSTREAM}
+      PROXY_ORIGIN_HEADER: ${CERC_PROXY_ORIGIN_HEADER}
+    command: ["sh", "-c", "./run.sh"]
+    volumes:
+      - ../config/proxy-server/run.sh:/app/packages/cli/run.sh
+    ports:
+      - "4000"
+    healthcheck:
+      test: ["CMD", "nc", "-v", "localhost", "4000"]
+      interval: 20s
+      timeout: 5s
+      retries: 15
+      start_period: 10s

stack_orchestrator/data/compose/docker-compose-uniswap-interface.yml

@@ -12,19 +12,6 @@ services:
       - app_builds:/app-builds
       - ../config/uniswap-interface/build-app.sh:/app/build-app.sh
 
-  uniswap-gql-proxy:
-    image: cerc/uniswap-interface:local
-    restart: on-failure
-    command: ["bash", "-c", "yarn proxy-gql"]
-    ports:
-      - "4000"
-    healthcheck:
-      test: ["CMD", "nc", "-v", "localhost", "4000"]
-      interval: 20s
-      timeout: 5s
-      retries: 15
-      start_period: 10s
-
 volumes:
   app_builds:
   app_globs: