Derive version from tag

Signed-off-by: James Ostrander <jostrand@redhat.com>

Author: jlost

.github/workflows/release.yml

@@ -18,6 +18,9 @@ jobs:
         with:
           node-version: 20
 
+      - name: Set version from tag
+        run: npm version "${GITHUB_REF_NAME#v}" --no-git-tag-version
+
       - run: npm ci
 
       - name: Build VSIX

package.json

@@ -2,7 +2,7 @@
   "name": "ignition-mcp",
   "displayName": "Ignition MCP - Tasks & Launch",
   "description": "Expose Tasks & Launch configurations to MCP! Let AI assistants run builds, tests, and debug sessions",
-  "version": "0.3.0",
+  "version": "0.0.0-dev",
   "preview": true,
   "publisher": "jostrand",
   "license": "MIT",