chore(docker): fix build and signal

Author: jbcaron

Dockerfile

@@ -11,6 +11,7 @@ WORKDIR /usr/src/madara/
 # Copy the source code into the container
 COPY Cargo.toml Cargo.lock ./
 COPY crates crates
+COPY .db-versions.yml .db-versions.yml ./
 COPY cairo-artifacts cairo-artifacts
 
 # Install runtime dependencies

madara-runner.sh

@@ -6,7 +6,7 @@ else
   exit 1
 fi
 
-tini -- ./madara           \
+exec tini -- ./madara        \
 	--name madara            \
 	--network mainnet        \
 	--rpc-external           \