THROWAWAY: CI run for the JTS round 2 port (do not merge)

.ci/compose-unit.yaml

@@ -1,11 +1,14 @@
 services:
   tests:
-    image: golang:1.18
+    build:
+      context: .
+      dockerfile: unit.Dockerfile
     working_dir: /go/src/github.com/peterstace/simplefeatures
     entrypoint: >-
       go test -covermode=count -coverpkg=./... -coverprofile=coverage.out -test.count=1 -test.run=.
       ./carto
       ./geom
+      ./internal/jts/...
       ./internal/jtsport/...
       ./rtree
     volumes:

.ci/unit.Dockerfile

@@ -0,0 +1,8 @@
+FROM golang:1.18
+
+# The internal/jts oracle tests compare the JTS translation with JTS itself,
+# which needs a JDK. The version matches the one the runtime's JDK test
+# vectors come from.
+COPY --from=eclipse-temurin:21.0.9_10-jdk /opt/java/openjdk /opt/java/openjdk
+ENV JAVA_HOME=/opt/java/openjdk
+ENV PATH=$JAVA_HOME/bin:$PATH

.golangci.yaml

@@ -2,6 +2,7 @@ run:
   timeout: 5m
   skip-dirs:
     - internal/jtsport/jts
+    - internal/jts$ # Generated by internal/jts/tools/translator.
 
 issues:
   exclude-rules:
@@ -20,6 +21,18 @@ issues:
       linters:
         - asciicheck
 
+    # The JTS runtime's names are dictated by the code generated from Java
+    # (Math_abs_double, Add_Object, and so on), and its methods use "this" as
+    # the receiver, as the generated code and the Java it ports do.
+    - path: internal/jts/(java|junit)/
+      text: "(var-naming|receiver-naming):"
+      linters:
+        - revive
+    - path: internal/jts/(java|junit)/
+      text: "(ST1003|ST1006):"
+      linters:
+        - stylecheck
+
 linters-settings:
   depguard:
     rules: