added CharmHealth MCP Server to registry (github#196)

* added CharmHealth MCP Server to registry

* updated server.yaml to fix name issue

* added charmhealth icon

Author: veeeceee

servers/charmhealth-mcp-server/server.yaml

@@ -0,0 +1,54 @@
+name: charmhealth-mcp-server
+image: mcp/charmhealth-mcp-server
+type: server
+meta:
+  category: productivity
+  tags:
+    - charmhealth
+    - ehr
+    - medical
+    - productivity
+about:
+  title: CharmHealth MCP Server
+  description: An MCP server for CharmHealth EHR that allows LLMs and MCP clients to interact with patient records, encounters, and practice information.
+  icon: https://raw.githubusercontent.com/CharmHealth/charm-mcp-server/d7928f1ed514f59656e36693749dffea52ab04c2/Charm_icon.png
+source:
+  project: https://github.com/CharmHealth/charm-mcp-server
+config:
+  description: Configure the connection to CharmHealth EHR
+  secrets:
+    - name: charmhealth-mcp-server.charmhealth_api_key
+      env: CHARMHEALTH_API_KEY
+      example: <CHARMHEALTH_API_KEY>
+    - name: charmhealth-mcp-server.charmhealth_refresh_token
+      env: CHARMHEALTH_REFRESH_TOKEN
+      example: <CHARMHEALTH_REFRESH_TOKEN>
+  env:
+    - name: CHARMHEALTH_BASE_URL
+      example: your_base_url_here
+      value: '{{charmhealth-mcp-server.charmhealth_base_url}}'
+    - name: CHARMHEALTH_CLIENT_ID
+      example: your_client_id_here
+      value: '{{charmhealth-mcp-server.charmhealth_client_id}}'
+    - name: CHARMHEALTH_CLIENT_SECRET
+      example: your_client_secret_here
+      value: '{{charmhealth-mcp-server.charmhealth_client_secret}}'
+    - name: CHARMHEALTH_REDIRECT_URI
+      example: your_redirect_uri_here
+      value: '{{charmhealth-mcp-server.charmhealth_redirect_uri}}'
+    - name: CHARMHEALTH_TOKEN_URL
+      example: your_token_url_here
+      value: '{{charmhealth-mcp-server.charmhealth_token_url}}'
+  parameters:
+    type: object
+    properties:
+      charmhealth_base_url:
+        type: string
+      charmhealth_client_id:
+        type: string
+      charmhealth_client_secret:
+        type: string
+      charmhealth_redirect_uri:
+        type: string
+      charmhealth_token_url:
+        type: string