feat: Add batch solutions endpoint (ccw issue solutions)

- Add solutionsAction() to query all bound solutions in one call
- Reduces O(N) queries to O(1) for queue formation
- Update /issue:queue command to use new endpoint
- Performance: 18 individual queries → 1 batch query

Version: 6.3.42

package-lock.json

@@ -1,12 +1,12 @@
 {
   "name": "claude-code-workflow",
-  "version": "6.3.41",
+  "version": "6.3.42",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "claude-code-workflow",
-      "version": "6.3.41",
+      "version": "6.3.42",
       "license": "MIT",
       "dependencies": {
         "@modelcontextprotocol/sdk": "^1.0.4",

package.json

@@ -1,6 +1,6 @@
 {
   "name": "claude-code-workflow",
-  "version": "6.3.41",
+  "version": "6.3.42",
   "description": "JSON-driven multi-agent development framework with intelligent CLI orchestration (Gemini/Qwen/Codex), context-first architecture, and automated workflow execution",
   "type": "module",
   "main": "ccw/src/index.js",