sync: Workflows P2 features from private repo

- 5 bundled workflows (prep, research, connect, integrate, survey)
- quickLink tool for fast edge creation
- queryDimensionNodes tool for dimension queries
- Workflow orchestration tools (list, get, edit)
- Dimension awareness with active dimension tracking
- Unified Workflows tab in Agent Panel
- MCP server updates for workflow execution

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

app/api/dimensions/[name]/context/route.ts

@@ -0,0 +1,62 @@
+import { NextRequest, NextResponse } from 'next/server';
+import { getSQLiteClient } from '@/services/database/sqlite-client';
+
+export interface DimensionContext {
+  name: string;
+  description: string | null;
+  isPriority: boolean;
+  nodeCount: number;
+}
+
+export async function GET(
+  request: NextRequest,
+  { params }: { params: Promise<{ name: string }> }
+) {
+  try {
+    const { name } = await params;
+    const decodedName = decodeURIComponent(name);
+
+    const db = getSQLiteClient();
+
+    // Get dimension metadata
+    const dimension = db.query<{
+      name: string;
+      description: string | null;
+      is_priority: number;
+    }>(
+      'SELECT name, description, is_priority FROM dimensions WHERE name = ?',
+      [decodedName]
+    ).rows[0];
+
+    if (!dimension) {
+      return NextResponse.json(
+        { success: false, error: 'Dimension not found' },
+        { status: 404 }
+      );
+    }
+
+    // Count nodes in this dimension (via node_dimensions join table)
+    const countResult = db.query<{ count: number }>(
+      `SELECT COUNT(DISTINCT node_id) as count FROM node_dimensions WHERE dimension = ?`,
+      [decodedName]
+    ).rows[0];
+
+    const context: DimensionContext = {
+      name: dimension.name,
+      description: dimension.description,
+      isPriority: dimension.is_priority === 1,
+      nodeCount: countResult?.count || 0,
+    };
+
+    return NextResponse.json({
+      success: true,
+      data: context,
+    });
+  } catch (error) {
+    console.error('Error fetching dimension context:', error);
+    return NextResponse.json(
+      { success: false, error: 'Failed to fetch dimension context' },
+      { status: 500 }
+    );
+  }
+}