fix: audit fixes — metadata.json, stale profiles, canonical paths, validation

- Confirmed/created projman metadata.json with gitea mapping
- Synced profile JSONs to current version
- Added metadata.json validation to validate-marketplace.sh
- Updated CANONICAL-PATHS.md to current version
- Deprecated switch-profile.sh in favor of claude-launch.sh

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

.claude-plugin/marketplace-lean.json

@@ -6,12 +6,12 @@
   },
   "metadata": {
     "description": "Project management plugins with Gitea and NetBox integrations",
-    "version": "7.0.0"
+    "version": "7.1.0"
   },
   "plugins": [
     {
       "name": "projman",
-      "version": "3.4.0",
+      "version": "7.1.0",
       "description": "Sprint planning and project management with Gitea integration",
       "source": "./plugins/projman",
       "author": {
@@ -27,7 +27,7 @@
     },
     {
       "name": "git-flow",
-      "version": "1.2.0",
+      "version": "7.1.0",
       "description": "Git workflow automation with intelligent commit messages and branch management",
       "source": "./plugins/git-flow",
       "author": {
@@ -43,7 +43,7 @@
     },
     {
       "name": "pr-review",
-      "version": "1.1.0",
+      "version": "7.1.0",
       "description": "Multi-agent pull request review with confidence scoring and actionable feedback",
       "source": "./plugins/pr-review",
       "author": {
@@ -59,7 +59,7 @@
     },
     {
       "name": "clarity-assist",
-      "version": "1.2.0",
+      "version": "7.1.0",
       "description": "Prompt optimization and requirement clarification with ND-friendly accommodations",
       "source": "./plugins/clarity-assist",
       "author": {
@@ -75,7 +75,7 @@
     },
     {
       "name": "code-sentinel",
-      "version": "1.0.1",
+      "version": "7.1.0",
       "description": "Security scanning and code refactoring tools",
       "source": "./plugins/code-sentinel",
       "author": {
@@ -91,7 +91,7 @@
     },
     {
       "name": "doc-guardian",
-      "version": "1.1.0",
+      "version": "7.1.0",
       "description": "Automatic documentation drift detection and synchronization",
       "source": "./plugins/doc-guardian",
       "author": {