chore: replace opencode with claude code inside ddev container

.ddev/addon-metadata/claude/manifest.yaml

@@ -0,0 +1,11 @@
+name: claude
+repository: /Users/fromme/Development/Misc/ddev-claude-code
+version: ""
+install_date: "2026-01-13T12:52:26+01:00"
+project_files:
+    - commands/web/claude
+    - config.claude.yaml
+    - docker-compose.claude.yaml
+    - claude/.gitignore
+global_files: []
+removal_actions: []

.ddev/addon-metadata/opencode/manifest.yaml

@@ -1,11 +0,0 @@
-name: opencode
-repository: /Users/fromme/Development/Misc/ddev-opencode
-version: ""
-install_date: "2026-01-05T16:57:43+01:00"
-project_files:
-    - web-build/Dockerfile.opencode
-    - commands/web/opencode
-    - config.opencode.yaml
-    - opencode/.gitignore
-global_files: []
-removal_actions: []