feat: add Coda MCP server definition (#33)

* Add Coda MCP server definition

Community Coda MCP server for managing docs, pages, tables, and rows.
Uses coda-mcp npm package with stdio transport.

https://claude.ai/code/session_013AxurW8hPAfnUNvik354Xx

* fix: update server definition (input type 'password' -> 'text' for API_KEY)

* fix: rename server files with transport suffix

- community.coda.json -> community.coda-npx.json (id: community.coda-npx)

Signed-off-by: Mohammod Al Amin Ashik <maa.ashik00@gmail.com>

* fix: use GitHub org as ID domain for community definitions

- community.coda-npx -> orellazri.coda-mcp-npx

Signed-off-by: Mohammod Al Amin Ashik <maa.ashik00@gmail.com>

---------

Signed-off-by: Mohammod Al Amin Ashik <maa.ashik00@gmail.com>

Author: its-mash

servers/orellazri.coda-mcp-npx.json

@@ -0,0 +1,72 @@
+{
+  "$schema": "../schemas/server-definition.schema.json",
+  "id": "orellazri.coda-mcp-npx",
+  "name": "Coda (npx)",
+  "alias": "coda",
+  "description": "Manage Coda docs, pages, tables, and rows. List documents, read and write table data, and create new pages.",
+  "icon": "https://avatars.githubusercontent.com/u/32670283?v=4",
+  "schema_version": "2.1",
+  "categories": [
+    "productivity",
+    "database"
+  ],
+  "tags": [
+    "coda",
+    "docs",
+    "tables",
+    "spreadsheet",
+    "collaboration"
+  ],
+  "transport": {
+    "type": "stdio",
+    "command": "npx",
+    "args": [
+      "-y",
+      "coda-mcp@latest"
+    ],
+    "env": {
+      "API_KEY": "${input:API_KEY}"
+    },
+    "metadata": {
+      "inputs": [
+        {
+          "id": "API_KEY",
+          "label": "Coda API Key",
+          "description": "API token for the Coda platform.",
+          "type": "text",
+          "required": true,
+          "secret": true,
+          "placeholder": "xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx",
+          "obtain": {
+            "url": "https://coda.io/account",
+            "instructions": "1. Go to coda.io/account\n2. Scroll to 'API settings'\n3. Click 'Generate API token'\n4. Copy the token",
+            "button_label": "Generate Token"
+          }
+        }
+      ]
+    }
+  },
+  "auth": {
+    "type": "api_key",
+    "instructions": "Generate an API token at https://coda.io/account"
+  },
+  "contributor": {
+    "name": "orellazri",
+    "github": "orellazri",
+    "url": "https://github.com/orellazri"
+  },
+  "links": {
+    "repository": "https://github.com/orellazri/coda-mcp",
+    "homepage": "https://coda.io",
+    "documentation": "https://github.com/orellazri/coda-mcp#readme"
+  },
+  "platforms": [
+    "all"
+  ],
+  "capabilities": {
+    "tools": true,
+    "resources": false,
+    "prompts": false,
+    "read_only_mode": false
+  }
+}