Use main yarn.lock when building oracle docker

oracle/Dockerfile

@@ -7,10 +7,13 @@ RUN apt-get install -y libc6-dev-i386
 RUN apt-get install -y wget
 RUN apt-get clean
 
-WORKDIR /bridge
+WORKDIR /mono
 COPY package.json .
-COPY package-lock.json .
-RUN npm install
-COPY . .
+COPY contracts/package.json ./contracts/
+COPY oracle/package.json ./oracle/
+COPY yarn.lock .
+RUN yarn install
+COPY ./oracle ./oracle
+WORKDIR /mono/oracle
 CMD echo "To start a bridge process run:" \
   "VALIDATOR_ADDRESS=<validator address> VALIDATOR_ADDRESS_PRIVATE_KEY=<validator address private key> docker-compose up -d --build"

oracle/docker-compose.yml

@@ -31,7 +31,9 @@ services:
   bridge_request:
     cpus: 0.1
     mem_limit: 500m
-    build: .
+    build:
+      context: ..
+      dockerfile: oracle/Dockerfile
     command: 'true'
     env_file: ./.env
     environment: 
@@ -45,7 +47,9 @@ services:
   bridge_collected:
     cpus: 0.1
     mem_limit: 500m
-    build: .
+    build:
+      context: ..
+      dockerfile: oracle/Dockerfile
     command: 'true'
     env_file: ./.env
     environment: 
@@ -59,7 +63,9 @@ services:
   bridge_affirmation:
     cpus: 0.1
     mem_limit: 500m
-    build: .
+    build:
+      context: ..
+      dockerfile: oracle/Dockerfile
     command: 'true'
     env_file: ./.env
     environment: 
@@ -73,7 +79,9 @@ services:
   bridge_senderhome:
     cpus: 0.1
     mem_limit: 500m
-    build: .
+    build:
+      context: ..
+      dockerfile: oracle/Dockerfile
     command: 'true'
     env_file: ./.env
     environment: 
@@ -87,7 +95,9 @@ services:
   bridge_senderforeign:
     cpus: 0.1
     mem_limit: 500m
-    build: .
+    build:
+      context: ..
+      dockerfile: oracle/Dockerfile
     command: 'true'
     env_file: ./.env
     environment: