chore: Modify workflows to adjust triggers and integrate MCP publishing

Author: jkawamoto

.github/workflows/python-app.yaml

@@ -2,8 +2,6 @@ name: Python Application
 on:
   push:
     branches: [main]
-    tags:
-      - "v*.*.*"
   pull_request:
 jobs:
   test:

.github/workflows/release.yml

@@ -4,6 +4,7 @@ on:
     tags:
       - "v*.*.*"
 permissions:
+  id-token: write
   contents: write
 jobs:
   publish:
@@ -17,3 +18,16 @@ jobs:
         with:
           files: "*.mcpb"
           draft: true
+      - name: Update fileSha256 in server.json
+        run: |
+          SHA256_HASH=$(sha256sum "mcp-youtube-transcript.mcpb" | awk '{print $1}')
+          jq --arg hash "$SHA256_HASH" '.packages[0].fileSha256 = $hash' server.json > server_tmp.json
+          mv server_tmp.json server.json
+          cat server.json
+      - name: Install MCP Publisher
+        run: |
+          curl -L "https://github.com/modelcontextprotocol/registry/releases/download/v1.2.3/mcp-publisher_1.2.3_linux_amd64.tar.gz" | tar xz mcp-publisher
+      - name: Login to MCP Registry
+        run: ./mcp-publisher login github-oidc
+      - name: Publish to MCP Registry
+        run: ./mcp-publisher publish