Add salesforce-development plugin

Driver: dir-plugin-add-official

.claude-plugin/marketplace.json

@@ -3039,6 +3039,22 @@
       },
       "homepage": "https://github.com/awslabs/agent-plugins"
     },
+    {
+      "name": "salesforce-development",
+      "description": "Build Salesforce apps and agents using these core building blocks: metadata, Apex, deploy/retrieve, security, reporting, and generated installed-versus-available capability discovery.",
+      "author": {
+        "name": "Salesforce"
+      },
+      "category": "development",
+      "source": {
+        "source": "git-subdir",
+        "url": "https://github.com/forcedotcom/sf-skills.git",
+        "path": "plugins/builder/salesforce-development",
+        "ref": "main",
+        "sha": "fbf1c040c9861dd196191ac95a8b7dade8dc3e2e"
+      },
+      "homepage": "https://github.com/forcedotcom/sf-skills/tree/main/plugins/builder/salesforce-development"
+    },
     {
       "name": "sanity",
       "description": "Sanity content platform integration with MCP server, agent skills, and slash commands. Query and author content, build and optimize GROQ queries, design schemas, and set up Visual Editing.",