dev.Dockerfile: allow forcing a specific taproot-assets version through a build argument

Author: ZZiigguurraatt

dev.Dockerfile

@@ -23,10 +23,19 @@ COPY --from=nodejsbuilder /go/src/github.com/lightninglabs/lightning-terminal /g
 # queries required to connect to linked containers succeed.
 ENV GODEBUG netdns=cgo
 
+# Allow forcing a specific taproot-assets version through a build argument.
+# Please see https://go.dev/ref/mod#version-queries for the types of
+# queries that can be used to define a version.
+ARG TAPROOT_ASSETS_VERSION
+
 # Install dependencies and install/build lightning-terminal.
-RUN apk add --no-cache --update alpine-sdk \
-  make \
+RUN apk add --no-cache --update alpine-sdk make \
   && cd /go/src/github.com/lightninglabs/lightning-terminal \
+  # If a custom taproot-assets version is supplied, force it now.
+  && if [ -n "$TAPROOT_ASSETS_VERSION" ]; then \
+    go get -v github.com/lightninglabs/taproot-assets@$TAPROOT_ASSETS_VERSION \
+    && go mod tidy; \
+  fi \
   && make go-install \
   && make go-install-cli