refactor(opencode): rename service directory from opencode-web to opencode

opencode/Dockerfile

@@ -0,0 +1,10 @@
+FROM ghcr.io/anomalyco/opencode:latest
+
+# Shell, git, HTTP and SSH clients for the commands the agent runs.
+RUN apk add --no-cache \
+      bash \
+      curl \
+      git \
+      openssh-client
+
+WORKDIR /workspace