Add streamable-http MCP variant

.github/workflows/release-mcp-registry.yml

@@ -31,12 +31,21 @@ jobs:
 
           echo "RELEASE_VERSION=${release_version}" >> "$GITHUB_ENV"
 
-      - name: Check the server name is consistent across packages
+      - name: Check the server metadata is consistent
         shell: bash
         run: |
           server_name="$(jq -r '.name' server.json)"
           echo "Server name: ${server_name}"
 
+          remote_url="https://api.smbcloud.xyz/v1/mcp"
+          if ! jq -e --arg url "${remote_url}" \
+            'any(.remotes[]?; .type == "streamable-http" and .url == $url)' \
+            server.json >/dev/null; then
+            echo "server.json is missing the Streamable HTTP remote ${remote_url}." >&2
+            exit 1
+          fi
+          echo "MCP_REMOTE_URL=${remote_url}" >> "$GITHUB_ENV"
+
           # npm proves ownership through `mcpName` in the published package.json,
           # which is generated by this script at release time.
           grep -q "mcpName: \"${server_name}\"" npm/scripts/render-main-package.cjs
@@ -47,6 +56,59 @@ jobs:
           xcrs_server_name="$(jq -r '.name' server-xcrs.json)"
           grep -q "mcp-name: ${xcrs_server_name}" crates/xcrs/README.md
 
+      - name: Verify the hosted MCP endpoint
+        shell: bash
+        run: |
+          remote_url="${MCP_REMOTE_URL}"
+          response_headers="$(mktemp)"
+          response_body="$(mktemp)"
+          trap 'rm -f "${response_headers}" "${response_body}"' EXIT
+
+          request_body='{"jsonrpc":"2.0","id":1,"method":"initialize","params":{"protocolVersion":"2024-11-05","capabilities":{},"clientInfo":{"name":"smbcloud-registry-release-check","version":"1"}}}'
+          if ! http_status="$(curl --http1.1 --silent --show-error \
+            --connect-timeout 10 \
+            --max-time 20 \
+            --retry 2 \
+            --retry-all-errors \
+            --retry-delay 2 \
+            --dump-header "${response_headers}" \
+            --output "${response_body}" \
+            --write-out '%{http_code}' \
+            --header 'Accept: application/json, text/event-stream' \
+            --header 'Content-Type: application/json' \
+            --data "${request_body}" \
+            "${remote_url}")"; then
+            echo "Failed to reach the hosted MCP endpoint ${remote_url}." >&2
+            exit 1
+          fi
+
+          if [ "${http_status}" = "401" ]; then
+            if ! grep -Eiq '^www-authenticate:[[:space:]]*Bearer([[:space:]]|$)' "${response_headers}"; then
+              echo "The hosted MCP endpoint returned 401 without a Bearer challenge." >&2
+              cat "${response_headers}" >&2
+              exit 1
+            fi
+            echo "The hosted MCP endpoint returned the expected authentication challenge."
+          elif [ "${http_status}" = "200" ]; then
+            if jq -e \
+              '.jsonrpc == "2.0" and .id == 1 and (has("result") or has("error"))' \
+              "${response_body}" >/dev/null 2>&1 || \
+              sed -n 's/^data:[[:space:]]*//p' "${response_body}" | \
+                jq -se 'any(.[]; .jsonrpc == "2.0" and .id == 1 and (has("result") or has("error")))' \
+                  >/dev/null; then
+              echo "The hosted MCP endpoint returned a valid initialize response."
+            else
+              echo "The hosted MCP endpoint returned HTTP 200 without a valid MCP response." >&2
+              cat "${response_body}" >&2
+              exit 1
+            fi
+          else
+            echo "The hosted MCP endpoint returned unexpected HTTP status ${http_status}." >&2
+            cat "${response_headers}" >&2
+            cat "${response_body}" >&2
+            exit 1
+          fi
+
       - name: Set release versions in server metadata
         shell: bash
         run: |

docs/mcp-registry.md

@@ -6,8 +6,9 @@ The repository publishes two MCP servers to the [official MCP Registry](https://
 - **`io.github.smbcloudXYZ/xcrs`** — **XCRS Mobile & TV Automation**, available through `xcrs --mcp` or `smb --mcp --scope automation` for Xcode, ControlKit, CoreDevice, and adb workflows.
 
 The registry is a metadata index — it doesn't host binaries. The smbCloud
-listing points at packages published to npm and NuGet, while the standalone
-XCRS listing points at the `xcrs` crate on crates.io.
+listing offers the hosted Streamable HTTP server as well as packages published
+to npm and NuGet, while the standalone XCRS listing points at the `xcrs` crate
+on crates.io.
 
 For running and configuring the server itself, see [MCP Server](./mcp.md).
 
@@ -48,7 +49,9 @@ Publishing under
 `smbcloud.xyz` plus an Ed25519 private key stored as a repo secret. OIDC needs
 no secret at all, so that's what we use.
 
-### Which packages are listed
+### Available connections
+
+- **Hosted** — Streamable HTTP at `https://api.smbcloud.xyz/v1/mcp`.
 
 - **npm** — `@smbcloud/cli`, launched as `npx @smbcloud/cli --mcp`. The package
   declares a single binary (`smb`), so `npx` resolves it despite the name

server.json

@@ -19,6 +19,12 @@
     "source": "github",
     "id": "597171611"
   },
+  "remotes": [
+    {
+      "type": "streamable-http",
+      "url": "https://api.smbcloud.xyz/v1/mcp"
+    }
+  ],
   "packages": [
     {
       "registryType": "npm",