diff --git a/.github/workflows/ci/cpp-build.yml b/.github/workflows/ci/cpp-build.yml
index bfbcb1a2e..6f040692d 100644
--- a/.github/workflows/ci/cpp-build.yml
+++ b/.github/workflows/ci/cpp-build.yml
@@ -72,17 +72,17 @@ jobs:
         run: conan profile detect --force
       
       - name: Check C++ dependencies
-        run: bun run cpp:check
+        run: npm run cpp:check
       
       - name: Initialize Conanfile
-        run: bun run cpp:init
+        run: npm run cpp:init
       
       - name: Install Conan dependencies
         env:
           CMAKE_BUILD_TYPE: ${{ matrix.build_type }}
           CC: ${{ matrix.compiler.cc }}
           CXX: ${{ matrix.compiler.cxx }}
-        run: bun run cpp:install
+        run: npm run cpp:install
       
       - name: Configure CMake
         env:
@@ -91,18 +91,18 @@ jobs:
           CXX: ${{ matrix.compiler.cxx }}
         run: |
           if [ "${{ matrix.build_type }}" = "Debug" ]; then
-            bun run cpp:build -- configure --debug
+            npm run cpp:build -- configure --debug
           else
-            bun run cpp:configure
+            npm run cpp:configure
           fi
       
       - name: Build C++ project
         env:
           CMAKE_BUILD_TYPE: ${{ matrix.build_type }}
-        run: bun run cpp:build
+        run: npm run cpp:build
       
       - name: Run C++ tests
-        run: bun run cpp:test
+        run: npm run cpp:test
       
       - name: Upload build artifacts
         if: matrix.build_type == 'Release' && matrix.compiler.cxx == 'g++'
@@ -142,7 +142,7 @@ jobs:
         run: conan profile detect --force
       
       - name: Check C++ dependencies
-        run: bun run cpp:check
+        run: npm run cpp:check
       
       - name: Full C++ build
         env:
@@ -151,11 +151,11 @@ jobs:
           if [ "${{ matrix.build_type }}" = "Debug" ]; then
             echo "skipping dbal/shared/tools cpp build assistant (tools/ removed)"
           else
-            bun run cpp:full
+            npm run cpp:full
           fi
       
       - name: Run C++ tests
-        run: bun run cpp:test
+        run: npm run cpp:test
       
       - name: Upload build artifacts
         if: matrix.build_type == 'Release'
@@ -196,7 +196,7 @@ jobs:
         run: conan profile detect --force
       
       - name: Check C++ dependencies
-        run: bun run cpp:check
+        run: npm run cpp:check
       
       - name: Full C++ build
         env:
@@ -206,11 +206,11 @@ jobs:
           if [ "${{ matrix.build_type }}" = "Debug" ]; then
             echo "skipping dbal/shared/tools cpp build assistant (tools/ removed)"
           else
-            bun run cpp:full
+            npm run cpp:full
           fi
       
       - name: Run C++ tests
-        run: bun run cpp:test
+        run: npm run cpp:test
       
       - name: Upload build artifacts
         if: matrix.build_type == 'Release'
@@ -247,7 +247,7 @@ jobs:
         run: conan profile detect --force
       
       - name: Configure project
-        run: bun run cpp:full
+        run: npm run cpp:full
       
       - name: Run cppcheck
         run: |
@@ -280,7 +280,7 @@ jobs:
           cache: 'npm'
       
       - name: Install dependencies
-        run: bun install --frozen-lockfile
+        run: npm install --frozen-lockfile
       
       - name: Download Linux build
         uses: actions/download-artifact@v4
@@ -299,7 +299,7 @@ jobs:
           sleep 2
           
           # Run TypeScript integration tests
-          bun run test:unit
+          npm run test:unit
           
           # Cleanup
           kill $DAEMON_PID
diff --git a/.github/workflows/ci/detect-stubs.yml b/.github/workflows/ci/detect-stubs.yml
index 209e03126..d50a6a95c 100644
--- a/.github/workflows/ci/detect-stubs.yml
+++ b/.github/workflows/ci/detect-stubs.yml
@@ -28,25 +28,25 @@ jobs:
         with:
           fetch-depth: 0
 
-      - name: Setup Bun
-        uses: oven-sh/setup-bun@v2
+      - name: Setup Node
+        uses: actions/setup-node@v4
         with:
-          bun-version: '1.3.4'
+          node-version: '20'
 
-      - name: Cache Bun dependencies
+      - name: Cache npm dependencies
         uses: actions/cache@v4
         with:
-          key: bun-deps-${{ runner.os }}-${{ hashFiles('bun.lock') }}
+          key: npm-deps-${{ runner.os }}-${{ hashFiles('**/package-lock.json') }}
           path: |
             frontends/nextjs/node_modules
-            ~/.bun
-          restore-keys: bun-deps-${{ runner.os }}-
+            ~/.npm
+          restore-keys: npm-deps-${{ runner.os }}-
 
       - name: Install dependencies
-        run: bun install --frozen-lockfile
+        run: npm install --frozen-lockfile
 
       - name: Generate Prisma Client
-        run: bun run db:generate
+        run: npm run db:generate
         env:
           DATABASE_URL: file:./dev.db
 
@@ -139,7 +139,7 @@ jobs:
               comment += '- [ ] Review all critical stubs before merging\n';
               comment += '- [ ] Replace TODO comments with GitHub issues\n';
               comment += '- [ ] Implement placeholder functions before production\n';
-              comment += '- [ ] Run `bun run test:check-functions` to ensure coverage\n';
+              comment += '- [ ] Run `npm run test:check-functions` to ensure coverage\n';
               comment += '- [ ] Use type system to force implementation (avoid `any` types)\n\n';
               
               // Artifacts info
diff --git a/.github/workflows/development.yml b/.github/workflows/development.yml
index 8e54361e6..217334315 100644
--- a/.github/workflows/development.yml
+++ b/.github/workflows/development.yml
@@ -203,7 +203,7 @@ jobs:
               response += `   - Declarative over imperative\n`;
               response += `   - Database-driven configuration\n`;
               response += `   - Generic renderers vs hardcoded components\n`;
-              response += `4. **Test your changes:** \`bun run lint && bun run test:e2e\`\n`;
+              response += `4. **Test your changes:** \`npm run lint && npm run test:e2e\`\n`;
               response += `5. **Create a PR** - The automated workflows will review it\n\n`;
             }
             
@@ -230,11 +230,11 @@ jobs:
               response += `### 🧪 Testing with Copilot\n\n`;
               response += `\`\`\`bash\n`;
               response += `# Run E2E tests\n`;
-              response += `bun run test:e2e\n\n`;
+              response += `npm run test:e2e\n\n`;
               response += `# Run with UI\n`;
-              response += `bun run test:e2e:ui\n\n`;
+              response += `npm run test:e2e:ui\n\n`;
               response += `# Run linter\n`;
-              response += `bun run lint\n`;
+              response += `npm run lint\n`;
               response += `\`\`\`\n\n`;
               response += `Use Copilot in your IDE to:\n`;
               response += `- Generate test cases based on user stories\n`;
diff --git a/.github/workflows/gated-ci-atomic.yml b/.github/workflows/gated-ci-atomic.yml
index f529d9cc2..1a3a40476 100644
--- a/.github/workflows/gated-ci-atomic.yml
+++ b/.github/workflows/gated-ci-atomic.yml
@@ -62,21 +62,21 @@ jobs:
       - name: Checkout code
         uses: actions/checkout@v6
 
-      - name: Setup Bun
-        uses: oven-sh/setup-bun@v2
+      - name: Setup Node
+        uses: actions/setup-node@v4
         with:
-          bun-version: latest
+          node-version: 20
 
       - name: Install dependencies
-        run: bun install
+        run: npm install
 
       - name: Generate Prisma Client
-        run: bun run db:generate
+        run: npm run db:generate
         env:
           DATABASE_URL: file:./dev.db
 
       - name: Validate Prisma Schema
-        run: bunx prisma validate --schema=../../prisma/schema.prisma
+        run: npx prisma validate --schema=../../prisma/schema.prisma
         env:
           DATABASE_URL: file:./dev.db
       
@@ -106,21 +106,21 @@ jobs:
       - name: Checkout code
         uses: actions/checkout@v6
 
-      - name: Setup Bun
-        uses: oven-sh/setup-bun@v2
+      - name: Setup Node
+        uses: actions/setup-node@v4
         with:
-          bun-version: latest
+          node-version: 20
 
       - name: Install dependencies
-        run: bun install
+        run: npm install
 
       - name: Generate Prisma Client
-        run: bun run db:generate
+        run: npm run db:generate
         env:
           DATABASE_URL: file:./dev.db
 
       - name: Run TypeScript type check
-        run: bun run typecheck
+        run: npm run typecheck
       
       - name: Run atomic TypeScript strict checker
         run: |
@@ -155,21 +155,21 @@ jobs:
       - name: Checkout code
         uses: actions/checkout@v6
 
-      - name: Setup Bun
-        uses: oven-sh/setup-bun@v2
+      - name: Setup Node
+        uses: actions/setup-node@v4
         with:
-          bun-version: latest
+          node-version: 20
 
       - name: Install dependencies
-        run: bun install
+        run: npm install
 
       - name: Generate Prisma Client
-        run: bun run db:generate
+        run: npm run db:generate
         env:
           DATABASE_URL: file:./dev.db
 
       - name: Run ESLint
-        run: bun run lint
+        run: npm run lint
       
       - name: Run atomic lint tools
         run: |
@@ -209,13 +209,13 @@ jobs:
       - name: Checkout code
         uses: actions/checkout@v6
 
-      - name: Setup Bun
-        uses: oven-sh/setup-bun@v2
+      - name: Setup Node
+        uses: actions/setup-node@v4
         with:
-          bun-version: latest
+          node-version: 20
 
       - name: Install dependencies
-        run: bun install
+        run: npm install
 
       - name: Run atomic security scanner
         run: |
@@ -226,7 +226,7 @@ jobs:
 
       - name: Run dependency audit
         run: |
-          bun audit --json > ../../gate-artifacts/gate-1/audit-results.json 2>&1 || true
+          npm audit --json > ../../gate-artifacts/gate-1/audit-results.json 2>&1 || true
           echo "Security audit completed"
         continue-on-error: true
       
@@ -262,13 +262,13 @@ jobs:
       - name: Checkout code
         uses: actions/checkout@v6
 
-      - name: Setup Bun
-        uses: oven-sh/setup-bun@v2
+      - name: Setup Node
+        uses: actions/setup-node@v4
         with:
-          bun-version: latest
+          node-version: 20
 
       - name: Install dependencies
-        run: bun install
+        run: npm install
 
       - name: Run atomic file size checker
         run: |
@@ -303,13 +303,13 @@ jobs:
       - name: Checkout code
         uses: actions/checkout@v6
 
-      - name: Setup Bun
-        uses: oven-sh/setup-bun@v2
+      - name: Setup Node
+        uses: actions/setup-node@v4
         with:
-          bun-version: latest
+          node-version: 20
 
       - name: Install dependencies
-        run: bun install
+        run: npm install
 
       - name: Run atomic code complexity checker
         run: |
@@ -344,13 +344,13 @@ jobs:
       - name: Checkout code
         uses: actions/checkout@v6
 
-      - name: Setup Bun
-        uses: oven-sh/setup-bun@v2
+      - name: Setup Node
+        uses: actions/setup-node@v4
         with:
-          bun-version: latest
+          node-version: 20
 
       - name: Install dependencies
-        run: bun install
+        run: npm install
 
       - name: Run atomic stub detector
         run: |
@@ -456,21 +456,21 @@ jobs:
       - name: Checkout code
         uses: actions/checkout@v6
 
-      - name: Setup Bun
-        uses: oven-sh/setup-bun@v2
+      - name: Setup Node
+        uses: actions/setup-node@v4
         with:
-          bun-version: latest
+          node-version: 20
 
       - name: Install dependencies
-        run: bun install
+        run: npm install
 
       - name: Generate Prisma Client
-        run: bun run db:generate
+        run: npm run db:generate
         env:
           DATABASE_URL: file:./dev.db
 
       - name: Run unit tests
-        run: bun run test:unit
+        run: npm run test:unit
         env:
           DATABASE_URL: file:./dev.db
 
@@ -521,24 +521,24 @@ jobs:
       - name: Checkout code
         uses: actions/checkout@v6
 
-      - name: Setup Bun
-        uses: oven-sh/setup-bun@v2
+      - name: Setup Node
+        uses: actions/setup-node@v4
         with:
-          bun-version: latest
+          node-version: 20
 
       - name: Install dependencies
-        run: bun install
+        run: npm install
 
       - name: Generate Prisma Client
-        run: bun run db:generate
+        run: npm run db:generate
         env:
           DATABASE_URL: file:./dev.db
 
       - name: Install Playwright Browsers
-        run: bunx playwright install --with-deps chromium
+        run: npx playwright install --with-deps chromium
 
       - name: Run Playwright tests
-        run: bun run test:e2e
+        run: npm run test:e2e
         env:
           DATABASE_URL: file:./dev.db
 
@@ -576,24 +576,24 @@ jobs:
       - name: Checkout code
         uses: actions/checkout@v6
 
-      - name: Setup Bun
-        uses: oven-sh/setup-bun@v2
+      - name: Setup Node
+        uses: actions/setup-node@v4
         with:
-          bun-version: latest
+          node-version: 20
 
       - name: Install dependencies
-        run: bun install
+        run: npm install
 
       - name: Generate Prisma Client
-        run: bun run db:generate
+        run: npm run db:generate
         env:
           DATABASE_URL: file:./dev.db
 
       - name: Install Playwright Browsers
-        run: bunx playwright install --with-deps chromium
+        run: npx playwright install --with-deps chromium
 
       - name: Run DBAL daemon suite
-        run: bun run test:e2e:dbal-daemon
+        run: npm run test:e2e:dbal-daemon
         env:
           DATABASE_URL: file:./dev.db
 
@@ -698,22 +698,22 @@ jobs:
       - name: Checkout code
         uses: actions/checkout@v6
 
-      - name: Setup Bun
-        uses: oven-sh/setup-bun@v2
+      - name: Setup Node
+        uses: actions/setup-node@v4
         with:
-          bun-version: latest
+          node-version: 20
 
       - name: Install dependencies
-        run: bun install
+        run: npm install
 
       - name: Generate Prisma Client
-        run: bun run db:generate
+        run: npm run db:generate
         env:
           DATABASE_URL: file:./dev.db
 
       - name: Build
         id: build-step
-        run: bun run build
+        run: npm run build
         env:
           DATABASE_URL: file:./dev.db
 
@@ -760,16 +760,16 @@ jobs:
         with:
           fetch-depth: 0
 
-      - name: Setup Bun
-        uses: oven-sh/setup-bun@v2
+      - name: Setup Node
+        uses: actions/setup-node@v4
         with:
-          bun-version: latest
+          node-version: 20
 
       - name: Install dependencies
-        run: bun install
+        run: npm install
 
       - name: Generate Prisma Client
-        run: bun run db:generate
+        run: npm run db:generate
         env:
           DATABASE_URL: file:./dev.db
 
diff --git a/.github/workflows/gated-ci.yml b/.github/workflows/gated-ci.yml
index 4936c697e..5f3b55140 100644
--- a/.github/workflows/gated-ci.yml
+++ b/.github/workflows/gated-ci.yml
@@ -52,21 +52,21 @@ jobs:
         with:
           node-version: '20'
 
-      - name: Setup Bun
-        uses: oven-sh/setup-bun@v2
+      - name: Setup Node
+        uses: actions/setup-node@v4
         with:
-          bun-version: latest
+          node-version: 20
 
       - name: Install dependencies
-        run: bun install
+        run: npm install
 
       - name: Generate Prisma Client
-        run: bun run db:generate
+        run: npm run db:generate
         env:
           DATABASE_URL: file:./dev.db
 
       - name: Validate Prisma Schema
-        run: bunx prisma validate --schema=../../prisma/schema.prisma
+        run: npx prisma validate --schema=../../prisma/schema.prisma
         env:
           DATABASE_URL: file:./dev.db
 
@@ -86,21 +86,21 @@ jobs:
         with:
           node-version: '20'
 
-      - name: Setup Bun
-        uses: oven-sh/setup-bun@v2
+      - name: Setup Node
+        uses: actions/setup-node@v4
         with:
-          bun-version: latest
+          node-version: 20
 
       - name: Install dependencies
-        run: bun install
+        run: npm install
 
       - name: Generate Prisma Client
-        run: bun run db:generate
+        run: npm run db:generate
         env:
           DATABASE_URL: file:./dev.db
 
       - name: Run TypeScript type check
-        run: bun run typecheck
+        run: npm run typecheck
 
   lint:
     name: "Gate 1.3: Lint Code"
@@ -118,21 +118,21 @@ jobs:
         with:
           node-version: '20'
 
-      - name: Setup Bun
-        uses: oven-sh/setup-bun@v2
+      - name: Setup Node
+        uses: actions/setup-node@v4
         with:
-          bun-version: latest
+          node-version: 20
 
       - name: Install dependencies
-        run: bun install
+        run: npm install
 
       - name: Generate Prisma Client
-        run: bun run db:generate
+        run: npm run db:generate
         env:
           DATABASE_URL: file:./dev.db
 
       - name: Run ESLint
-        run: bun run lint
+        run: npm run lint
 
   security-scan:
     name: "Gate 1.4: Security Scan"
@@ -145,22 +145,22 @@ jobs:
       - name: Checkout code
         uses: actions/checkout@v6
 
-      - name: Setup Bun
-        uses: oven-sh/setup-bun@v2
+      - name: Setup Node
+        uses: actions/setup-node@v4
         with:
-          bun-version: latest
+          node-version: 20
 
       - name: Install dependencies
-        run: bun install
+        run: npm install
 
       - name: Run security audit
-        run: bun audit --audit-level=moderate
+        run: npm audit --audit-level=moderate
         continue-on-error: true
 
       - name: Check for vulnerable dependencies
         run: |
           echo "Checking for known vulnerabilities..."
-          bun audit --json > audit-results.json 2>&1 || true
+          npm audit --json > audit-results.json 2>&1 || true
           if [ -f audit-results.json ]; then
             echo "Security audit completed"
           fi
@@ -213,21 +213,21 @@ jobs:
         with:
           node-version: '20'
 
-      - name: Setup Bun
-        uses: oven-sh/setup-bun@v2
+      - name: Setup Node
+        uses: actions/setup-node@v4
         with:
-          bun-version: latest
+          node-version: 20
 
       - name: Install dependencies
-        run: bun install
+        run: npm install
 
       - name: Generate Prisma Client
-        run: bun run db:generate
+        run: npm run db:generate
         env:
           DATABASE_URL: file:./dev.db
 
       - name: Run unit tests
-        run: bun run test:unit
+        run: npm run test:unit
         env:
           DATABASE_URL: file:./dev.db
 
@@ -255,24 +255,24 @@ jobs:
         with:
           node-version: '20'
 
-      - name: Setup Bun
-        uses: oven-sh/setup-bun@v2
+      - name: Setup Node
+        uses: actions/setup-node@v4
         with:
-          bun-version: latest
+          node-version: 20
 
       - name: Install dependencies
-        run: bun install
+        run: npm install
 
       - name: Generate Prisma Client
-        run: bun run db:generate
+        run: npm run db:generate
         env:
           DATABASE_URL: file:./dev.db
 
       - name: Install Playwright Browsers
-        run: bunx playwright install --with-deps chromium
+        run: npx playwright install --with-deps chromium
 
       - name: Run Playwright tests
-        run: bun run test:e2e
+        run: npm run test:e2e
         env:
           DATABASE_URL: file:./dev.db
 
@@ -300,24 +300,24 @@ jobs:
         with:
           node-version: '20'
 
-      - name: Setup Bun
-        uses: oven-sh/setup-bun@v2
+      - name: Setup Node
+        uses: actions/setup-node@v4
         with:
-          bun-version: latest
+          node-version: 20
 
       - name: Install dependencies
-        run: bun install
+        run: npm install
 
       - name: Generate Prisma Client
-        run: bun run db:generate
+        run: npm run db:generate
         env:
           DATABASE_URL: file:./dev.db
 
       - name: Install Playwright Browsers
-        run: bunx playwright install --with-deps chromium
+        run: npx playwright install --with-deps chromium
 
       - name: Run DBAL daemon suite
-        run: bun run test:e2e:dbal-daemon
+        run: npm run test:e2e:dbal-daemon
         env:
           DATABASE_URL: file:./dev.db
 
@@ -378,22 +378,22 @@ jobs:
         with:
           node-version: '20'
 
-      - name: Setup Bun
-        uses: oven-sh/setup-bun@v2
+      - name: Setup Node
+        uses: actions/setup-node@v4
         with:
-          bun-version: latest
+          node-version: 20
 
       - name: Install dependencies
-        run: bun install
+        run: npm install
 
       - name: Generate Prisma Client
-        run: bun run db:generate
+        run: npm run db:generate
         env:
           DATABASE_URL: file:./dev.db
 
       - name: Build
         id: build-step
-        run: bun run build
+        run: npm run build
         env:
           DATABASE_URL: file:./dev.db
 
@@ -423,16 +423,16 @@ jobs:
         with:
           node-version: '20'
 
-      - name: Setup Bun
-        uses: oven-sh/setup-bun@v2
+      - name: Setup Node
+        uses: actions/setup-node@v4
         with:
-          bun-version: latest
+          node-version: 20
 
       - name: Install dependencies
-        run: bun install
+        run: npm install
 
       - name: Generate Prisma Client
-        run: bun run db:generate
+        run: npm run db:generate
         env:
           DATABASE_URL: file:./dev.db
 
diff --git a/.github/workflows/gated-deployment.yml b/.github/workflows/gated-deployment.yml
index 075555829..f76ad12b7 100644
--- a/.github/workflows/gated-deployment.yml
+++ b/.github/workflows/gated-deployment.yml
@@ -63,21 +63,21 @@ jobs:
             echo "environment=staging" >> $GITHUB_OUTPUT
           fi
 
-      - name: Setup Bun
-        uses: oven-sh/setup-bun@v2
+      - name: Setup Node
+        uses: actions/setup-node@v4
         with:
-          bun-version: latest
+          node-version: 20
 
       - name: Install dependencies
-        run: bun install
+        run: npm install
 
       - name: Generate Prisma Client
-        run: bun run db:generate
+        run: npm run db:generate
         env:
           DATABASE_URL: file:./dev.db
 
       - name: Validate database schema
-        run: bunx prisma validate --schema=../../prisma/schema.prisma
+        run: npx prisma validate --schema=../../prisma/schema.prisma
         env:
           DATABASE_URL: file:./dev.db
 
@@ -115,12 +115,12 @@ jobs:
             }
 
       - name: Security audit
-        run: bun audit --audit-level=moderate
+        run: npm audit --audit-level=moderate
         continue-on-error: true
 
       - name: Check package size
         run: |
-          bun run build
+          npm run build
           SIZE=$(du -sm .next/ | cut -f1)
           echo "Build size: ${SIZE}MB"
           
@@ -149,21 +149,21 @@ jobs:
       - name: Checkout code
         uses: actions/checkout@v6
 
-      - name: Setup Bun
-        uses: oven-sh/setup-bun@v2
+      - name: Setup Node
+        uses: actions/setup-node@v4
         with:
-          bun-version: latest
+          node-version: 20
 
       - name: Install dependencies
-        run: bun install
+        run: npm install
 
       - name: Generate Prisma Client
-        run: bun run db:generate
+        run: npm run db:generate
         env:
           DATABASE_URL: ${{ secrets.STAGING_DATABASE_URL }}
 
       - name: Build for staging
-        run: bun run build
+        run: npm run build
         env:
           DATABASE_URL: ${{ secrets.STAGING_DATABASE_URL }}
           NEXT_PUBLIC_ENV: staging
@@ -285,21 +285,21 @@ jobs:
       - name: Checkout code
         uses: actions/checkout@v6
 
-      - name: Setup Bun
-        uses: oven-sh/setup-bun@v2
+      - name: Setup Node
+        uses: actions/setup-node@v4
         with:
-          bun-version: latest
+          node-version: 20
 
       - name: Install dependencies
-        run: bun install
+        run: npm install
 
       - name: Generate Prisma Client
-        run: bun run db:generate
+        run: npm run db:generate
         env:
           DATABASE_URL: ${{ secrets.PRODUCTION_DATABASE_URL }}
 
       - name: Build for production
-        run: bun run build
+        run: npm run build
         env:
           DATABASE_URL: ${{ secrets.PRODUCTION_DATABASE_URL }}
           NEXT_PUBLIC_ENV: production
@@ -317,7 +317,7 @@ jobs:
         run: |
           echo "🗄️ Running database migrations..."
           echo "Note: Implement actual migration commands"
-          echo "bunx prisma migrate deploy"
+          echo "npx prisma migrate deploy"
         env:
           DATABASE_URL: ${{ secrets.PRODUCTION_DATABASE_URL }}
 
diff --git a/.github/workflows/pr/code-review.yml b/.github/workflows/pr/code-review.yml
index dd95bf584..ef47f8f14 100644
--- a/.github/workflows/pr/code-review.yml
+++ b/.github/workflows/pr/code-review.yml
@@ -22,32 +22,32 @@ jobs:
         with:
           fetch-depth: 0
 
-      - name: Setup Bun
-        uses: oven-sh/setup-bun@v2
+      - name: Setup Node
+        uses: actions/setup-node@v4
         with:
-          bun-version: '1.3.4'
+          node-version: '20'
 
-      - name: Cache Bun dependencies
+      - name: Cache npm dependencies
         uses: actions/cache@v4
         with:
-          key: bun-deps-${{ runner.os }}-${{ hashFiles('bun.lock') }}
+          key: npm-deps-${{ runner.os }}-${{ hashFiles('**/package-lock.json') }}
           path: |
             frontends/nextjs/node_modules
-            ~/.bun
-          restore-keys: bun-deps-${{ runner.os }}-
+            ~/.npm
+          restore-keys: npm-deps-${{ runner.os }}-
 
       - name: Install dependencies
-        run: bun install --frozen-lockfile
+        run: npm install --frozen-lockfile
 
       - name: Generate Prisma Client
-        run: bun run db:generate
+        run: npm run db:generate
         env:
           DATABASE_URL: file:./dev.db
 
       - name: Run linter for review
         id: lint
         run: |
-          bun run lint > lint-output.txt 2>&1 || echo "LINT_FAILED=true" >> $GITHUB_OUTPUT
+          npm run lint > lint-output.txt 2>&1 || echo "LINT_FAILED=true" >> $GITHUB_OUTPUT
           cat lint-output.txt
         continue-on-error: true
 
diff --git a/.github/workflows/quality/planning.yml b/.github/workflows/quality/planning.yml
index d9d84a4e4..4fddbbf67 100644
--- a/.github/workflows/quality/planning.yml
+++ b/.github/workflows/quality/planning.yml
@@ -170,7 +170,7 @@ jobs:
             
             comment += `2. **Database Phase**\n`;
             comment += `   - [ ] Update \`prisma/schema.prisma\`\n`;
-            comment += `   - [ ] Run \`bun run db:generate\`\n`;
+            comment += `   - [ ] Run \`npm run db:generate\`\n`;
             comment += `   - [ ] Create or update seed data\n`;
             comment += `   - [ ] Test database operations\n\n`;
             
@@ -182,7 +182,7 @@ jobs:
             comment += `   - [ ] Ensure components are <150 LOC\n\n`;
             
             comment += `4. **Testing Phase**\n`;
-            comment += `   - [ ] Run \`bun run lint\` and fix issues\n`;
+            comment += `   - [ ] Run \`npm run lint\` and fix issues\n`;
             comment += `   - [ ] Add E2E tests in \`e2e/\` directory\n`;
             comment += `   - [ ] Test at all permission levels\n`;
             comment += `   - [ ] Verify multi-tenant isolation\n`;
diff --git a/.github/workflows/quality/quality-metrics.yml b/.github/workflows/quality/quality-metrics.yml
index 39987e03a..31be11aaf 100644
--- a/.github/workflows/quality/quality-metrics.yml
+++ b/.github/workflows/quality/quality-metrics.yml
@@ -27,25 +27,25 @@ jobs:
         with:
           fetch-depth: 0
 
-      - name: Setup Bun
-        uses: oven-sh/setup-bun@v2
+      - name: Setup Node
+        uses: actions/setup-node@v4
         with:
-          bun-version: '1.3.4'
+          node-version: '20'
 
-      - name: Cache Bun dependencies
+      - name: Cache npm dependencies
         uses: actions/cache@v4
         with:
-          key: bun-deps-${{ runner.os }}-${{ hashFiles('bun.lock') }}
+          key: npm-deps-${{ runner.os }}-${{ hashFiles('**/package-lock.json') }}
           path: |
             frontends/nextjs/node_modules
-            ~/.bun
-          restore-keys: bun-deps-${{ runner.os }}-
+            ~/.npm
+          restore-keys: npm-deps-${{ runner.os }}-
 
       - name: Install dependencies
-        run: bun install --frozen-lockfile
+        run: npm install --frozen-lockfile
 
       - name: Generate Prisma Client
-        run: bun run db:generate
+        run: npm run db:generate
         env:
           DATABASE_URL: file:./dev.db
 
@@ -98,41 +98,41 @@ jobs:
       - name: Checkout code
         uses: actions/checkout@v6
 
-      - name: Setup Bun
-        uses: oven-sh/setup-bun@v2
+      - name: Setup Node
+        uses: actions/setup-node@v4
         with:
-          bun-version: '1.3.4'
+          node-version: '20'
 
-      - name: Cache Bun dependencies
+      - name: Cache npm dependencies
         uses: actions/cache@v4
         with:
-          key: bun-deps-${{ runner.os }}-${{ hashFiles('bun.lock') }}
+          key: npm-deps-${{ runner.os }}-${{ hashFiles('**/package-lock.json') }}
           path: |
             frontends/nextjs/node_modules
-            ~/.bun
-          restore-keys: bun-deps-${{ runner.os }}-
+            ~/.npm
+          restore-keys: npm-deps-${{ runner.os }}-
 
       - name: Install dependencies
-        run: bun install --frozen-lockfile
+        run: npm install --frozen-lockfile
 
       - name: Generate Prisma Client
-        run: bun run db:generate
+        run: npm run db:generate
         env:
           DATABASE_URL: file:./dev.db
 
       - name: Run tests with coverage
-        run: bun run test:unit:coverage
+        run: npm run test:unit:coverage
         env:
           DATABASE_URL: file:./dev.db
         continue-on-error: true
 
       - name: Generate coverage report
-        run: bun run test:coverage:report
+        run: npm run test:coverage:report
         continue-on-error: true
 
       - name: Check function test coverage
         id: function-coverage
-        run: bun run test:check-functions > function-coverage.txt 2>&1
+        run: npm run test:check-functions > function-coverage.txt 2>&1
         continue-on-error: true
 
       - name: Extract coverage metrics
@@ -168,28 +168,28 @@ jobs:
       - name: Checkout code
         uses: actions/checkout@v6
 
-      - name: Setup Bun
-        uses: oven-sh/setup-bun@v2
+      - name: Setup Node
+        uses: actions/setup-node@v4
         with:
-          bun-version: '1.3.4'
+          node-version: '20'
 
-      - name: Cache Bun dependencies
+      - name: Cache npm dependencies
         uses: actions/cache@v4
         with:
-          key: bun-deps-${{ runner.os }}-${{ hashFiles('bun.lock') }}
+          key: npm-deps-${{ runner.os }}-${{ hashFiles('**/package-lock.json') }}
           path: |
             frontends/nextjs/node_modules
-            ~/.bun
-          restore-keys: bun-deps-${{ runner.os }}-
+            ~/.npm
+          restore-keys: npm-deps-${{ runner.os }}-
 
       - name: Install dependencies
-        run: bun install --frozen-lockfile
+        run: npm install --frozen-lockfile
 
       # Npm audit for dependencies
       - name: NPM Security Audit
         id: npm-audit
         run: |
-          bun audit --json > npm-audit.json || true
+          npm audit --json > npm-audit.json || true
           echo "skipping tools-based npm-audit parsing (tools/ removed)"
         continue-on-error: true
 
@@ -239,22 +239,22 @@ jobs:
         with:
           fetch-depth: 0
 
-      - name: Setup Bun
-        uses: oven-sh/setup-bun@v2
+      - name: Setup Node
+        uses: actions/setup-node@v4
         with:
-          bun-version: '1.3.4'
+          node-version: '20'
 
-      - name: Cache Bun dependencies
+      - name: Cache npm dependencies
         uses: actions/cache@v4
         with:
-          key: bun-deps-${{ runner.os }}-${{ hashFiles('bun.lock') }}
+          key: npm-deps-${{ runner.os }}-${{ hashFiles('**/package-lock.json') }}
           path: |
             frontends/nextjs/node_modules
-            ~/.bun
-          restore-keys: bun-deps-${{ runner.os }}-
+            ~/.npm
+          restore-keys: npm-deps-${{ runner.os }}-
 
       - name: Install dependencies
-        run: bun install --frozen-lockfile
+        run: npm install --frozen-lockfile
 
       - name: Check JSDoc coverage
         id: jsdoc
@@ -307,30 +307,30 @@ jobs:
       - name: Checkout code
         uses: actions/checkout@v6
 
-      - name: Setup Bun
-        uses: oven-sh/setup-bun@v2
+      - name: Setup Node
+        uses: actions/setup-node@v4
         with:
-          bun-version: '1.3.4'
+          node-version: '20'
 
-      - name: Cache Bun dependencies
+      - name: Cache npm dependencies
         uses: actions/cache@v4
         with:
-          key: bun-deps-${{ runner.os }}-${{ hashFiles('bun.lock') }}
+          key: npm-deps-${{ runner.os }}-${{ hashFiles('**/package-lock.json') }}
           path: |
             frontends/nextjs/node_modules
-            ~/.bun
-          restore-keys: bun-deps-${{ runner.os }}-
+            ~/.npm
+          restore-keys: npm-deps-${{ runner.os }}-
 
       - name: Install dependencies
-        run: bun install --frozen-lockfile
+        run: npm install --frozen-lockfile
 
       - name: Generate Prisma Client
-        run: bun run db:generate
+        run: npm run db:generate
         env:
           DATABASE_URL: file:./dev.db
 
       - name: Build application
-        run: bun run build
+        run: npm run build
         env:
           DATABASE_URL: file:./dev.db
 
@@ -381,22 +381,22 @@ jobs:
         with:
           fetch-depth: 0
 
-      - name: Setup Bun
-        uses: oven-sh/setup-bun@v2
+      - name: Setup Node
+        uses: actions/setup-node@v4
         with:
-          bun-version: '1.3.4'
+          node-version: '20'
 
-      - name: Cache Bun dependencies
+      - name: Cache npm dependencies
         uses: actions/cache@v4
         with:
-          key: bun-deps-${{ runner.os }}-${{ hashFiles('bun.lock') }}
+          key: npm-deps-${{ runner.os }}-${{ hashFiles('**/package-lock.json') }}
           path: |
             frontends/nextjs/node_modules
-            ~/.bun
-          restore-keys: bun-deps-${{ runner.os }}-
+            ~/.npm
+          restore-keys: npm-deps-${{ runner.os }}-
 
       - name: Install dependencies
-        run: bun install --frozen-lockfile
+        run: npm install --frozen-lockfile
 
       - name: Check source file sizes
         id: file-sizes
@@ -443,22 +443,22 @@ jobs:
       - name: Checkout code
         uses: actions/checkout@v6
 
-      - name: Setup Bun
-        uses: oven-sh/setup-bun@v2
+      - name: Setup Node
+        uses: actions/setup-node@v4
         with:
-          bun-version: '1.3.4'
+          node-version: '20'
 
-      - name: Cache Bun dependencies
+      - name: Cache npm dependencies
         uses: actions/cache@v4
         with:
-          key: bun-deps-${{ runner.os }}-${{ hashFiles('bun.lock') }}
+          key: npm-deps-${{ runner.os }}-${{ hashFiles('**/package-lock.json') }}
           path: |
             frontends/nextjs/node_modules
-            ~/.bun
-          restore-keys: bun-deps-${{ runner.os }}-
+            ~/.npm
+          restore-keys: npm-deps-${{ runner.os }}-
 
       - name: Install dependencies
-        run: bun install --frozen-lockfile
+        run: npm install --frozen-lockfile
 
       - name: Check outdated dependencies
         id: outdated
@@ -507,25 +507,25 @@ jobs:
         with:
           fetch-depth: 0
 
-      - name: Setup Bun
-        uses: oven-sh/setup-bun@v2
+      - name: Setup Node
+        uses: actions/setup-node@v4
         with:
-          bun-version: '1.3.4'
+          node-version: '20'
 
-      - name: Cache Bun dependencies
+      - name: Cache npm dependencies
         uses: actions/cache@v4
         with:
-          key: bun-deps-${{ runner.os }}-${{ hashFiles('bun.lock') }}
+          key: npm-deps-${{ runner.os }}-${{ hashFiles('**/package-lock.json') }}
           path: |
             frontends/nextjs/node_modules
-            ~/.bun
-          restore-keys: bun-deps-${{ runner.os }}-
+            ~/.npm
+          restore-keys: npm-deps-${{ runner.os }}-
 
       - name: Install dependencies
-        run: bun install --frozen-lockfile
+        run: npm install --frozen-lockfile
 
       - name: Generate Prisma Client
-        run: bun run db:generate
+        run: npm run db:generate
         env:
           DATABASE_URL: file:./dev.db
 
@@ -537,7 +537,7 @@ jobs:
       - name: ESLint detailed report
         id: eslint
         run: |
-          bunx eslint . --format json > eslint-report.json || true
+          npx eslint . --format json > eslint-report.json || true
           echo "skipping tools-based ESLint parse (tools/ removed)"
         continue-on-error: true
 
@@ -591,22 +591,22 @@ jobs:
       - name: Checkout code
         uses: actions/checkout@v6
 
-      - name: Setup Bun
-        uses: oven-sh/setup-bun@v2
+      - name: Setup Node
+        uses: actions/setup-node@v4
         with:
-          bun-version: '1.3.4'
+          node-version: '20'
 
-      - name: Cache Bun dependencies
+      - name: Cache npm dependencies
         uses: actions/cache@v4
         with:
-          key: bun-deps-${{ runner.os }}-${{ hashFiles('bun.lock') }}
+          key: npm-deps-${{ runner.os }}-${{ hashFiles('**/package-lock.json') }}
           path: |
             frontends/nextjs/node_modules
-            ~/.bun
-          restore-keys: bun-deps-${{ runner.os }}-
+            ~/.npm
+          restore-keys: npm-deps-${{ runner.os }}-
 
       - name: Install dependencies
-        run: bun install --frozen-lockfile
+        run: npm install --frozen-lockfile
 
       - name: Download all reports
         uses: actions/download-artifact@v4
diff --git a/.github/workflows/quality/size-limits.yml b/.github/workflows/quality/size-limits.yml
index 16f067ab4..990737cbc 100644
--- a/.github/workflows/quality/size-limits.yml
+++ b/.github/workflows/quality/size-limits.yml
@@ -21,22 +21,22 @@ jobs:
     steps:
       - uses: actions/checkout@v6
       
-      - name: Setup Bun
-        uses: oven-sh/setup-bun@v2
+      - name: Setup Node
+        uses: actions/setup-node@v4
         with:
-          bun-version: '1.3.4'
+          node-version: '20'
 
-      - name: Cache Bun dependencies
+      - name: Cache npm dependencies
         uses: actions/cache@v4
         with:
-          key: bun-deps-${{ runner.os }}-${{ hashFiles('bun.lock') }}
+          key: npm-deps-${{ runner.os }}-${{ hashFiles('**/package-lock.json') }}
           path: |
             frontends/nextjs/node_modules
-            ~/.bun
-          restore-keys: bun-deps-${{ runner.os }}-
+            ~/.npm
+          restore-keys: npm-deps-${{ runner.os }}-
       
       - name: Install dependencies
-        run: bun install --frozen-lockfile
+        run: npm install --frozen-lockfile
       
       - name: Check code size limits
         run: echo "skipping tools-based size limits enforcement (tools/ removed)"