diff --git a/apps/website/eslint-rules/client-only-rules.js b/apps/website/eslint-rules/client-only-rules.js
index 15bc2a868..d3e000659 100644
--- a/apps/website/eslint-rules/client-only-rules.js
+++ b/apps/website/eslint-rules/client-only-rules.js
@@ -14,7 +14,7 @@ module.exports = {
         category: 'Client-Only',
       },
       messages: {
-        message: 'Client-only files cannot contain server-side code',
+        message: 'Client-only files cannot contain server-side code - see apps/website/lib/contracts/view-models/ViewModel.ts',
       },
     },
     create(context) {
@@ -61,7 +61,7 @@ module.exports = {
         category: 'Client-Only',
       },
       messages: {
-        message: 'Client-only files must have "use client" directive at the top',
+        message: 'Client-only files must have "use client" directive at the top - see apps/website/lib/contracts/view-models/ViewModel.ts',
       },
     },
     create(context) {
diff --git a/apps/website/eslint-rules/component-no-data-manipulation.js b/apps/website/eslint-rules/component-no-data-manipulation.js
new file mode 100644
index 000000000..43b5fd5cb
--- /dev/null
+++ b/apps/website/eslint-rules/component-no-data-manipulation.js
@@ -0,0 +1,36 @@
+/**
+ * ESLint rule: Components must not manipulate data
+ */
+
+module.exports = {
+  meta: {
+    type: 'problem',
+    docs: {
+      description: 'Forbid data manipulation in components',
+      category: 'Components',
+    },
+    messages: {
+      message: 'Components must not manipulate data - see apps/website/lib/contracts/view-data/ViewData.ts',
+    },
+  },
+  create(context) {
+    return {
+      CallExpression(node) {
+        const filename = context.getFilename();
+        if (filename.includes('/components/')) {
+          // Check for mutation methods
+          if (node.callee.type === 'MemberExpression') {
+            const property = node.callee.property;
+            if (property.type === 'Identifier' &&
+                ['push', 'pop', 'shift', 'unshift', 'splice', 'sort', 'reverse', 'assign'].includes(property.name)) {
+              context.report({
+                node,
+                messageId: 'message',
+              });
+            }
+          }
+        }
+      },
+    };
+  },
+};
\ No newline at end of file
diff --git a/apps/website/eslint-rules/display-object-rules.js b/apps/website/eslint-rules/display-object-rules.js
index 9fd15698c..fb025b225 100644
--- a/apps/website/eslint-rules/display-object-rules.js
+++ b/apps/website/eslint-rules/display-object-rules.js
@@ -14,7 +14,7 @@ module.exports = {
         category: 'Display Objects',
       },
       messages: {
-        message: 'DisplayObjects cannot import from api, services, page-queries, or view-models',
+        message: 'DisplayObjects cannot import from api, services, page-queries, or view-models - see apps/website/lib/contracts/display-objects/DisplayObject.ts',
       },
     },
     create(context) {
@@ -50,7 +50,7 @@ module.exports = {
         category: 'Display Objects',
       },
       messages: {
-        message: 'Display Objects must be class-based and export only classes',
+        message: 'Display Objects must be class-based and export only classes - see apps/website/lib/contracts/display-objects/DisplayObject.ts',
       },
     },
     create(context) {
diff --git a/apps/website/eslint-rules/filename-presenter-match.js b/apps/website/eslint-rules/filename-presenter-match.js
index 73512995c..b47452289 100644
--- a/apps/website/eslint-rules/filename-presenter-match.js
+++ b/apps/website/eslint-rules/filename-presenter-match.js
@@ -1,5 +1,5 @@
 /**
- * Filename rule: Presenter filename must match class name
+ * ESLint rule: Presenter filename must match class name
  */
 
 module.exports = {
@@ -10,7 +10,7 @@ module.exports = {
       category: 'Filename',
     },
     messages: {
-      message: 'Presenter filename must match class name (e.g., FooPresenter.ts contains class FooPresenter)',
+      message: 'Presenter filename must match class name (e.g., FooPresenter.ts contains class FooPresenter) - see apps/website/lib/contracts/presenters/Presenter.ts',
     },
   },
   create(context) {
diff --git a/apps/website/eslint-rules/filename-rules.js b/apps/website/eslint-rules/filename-rules.js
index 976acd47e..e0abf3b48 100644
--- a/apps/website/eslint-rules/filename-rules.js
+++ b/apps/website/eslint-rules/filename-rules.js
@@ -14,7 +14,7 @@ module.exports = {
         category: 'Filename',
       },
       messages: {
-        message: 'Presenter filename must match class name (e.g., FooPresenter.ts contains class FooPresenter)',
+        message: 'Presenter filename must match class name (e.g., FooPresenter.ts contains class FooPresenter) - see apps/website/lib/contracts/presenters/Presenter.ts',
       },
     },
     create(context) {
@@ -46,7 +46,7 @@ module.exports = {
         category: 'Filename',
       },
       messages: {
-        message: 'Service filename must match function name (e.g., getUser.ts contains function getUser)',
+        message: 'Service filename must match function name (e.g., getUser.ts contains function getUser) - see apps/website/lib/contracts/services/Service.ts',
       },
     },
     create(context) {
diff --git a/apps/website/eslint-rules/index.js b/apps/website/eslint-rules/index.js
index d7e095565..e526c75b1 100644
--- a/apps/website/eslint-rules/index.js
+++ b/apps/website/eslint-rules/index.js
@@ -24,6 +24,7 @@ const clientOnlyRules = require('./client-only-rules');
 const writeBoundaryRules = require('./write-boundary-rules');
 const modelTaxonomyRules = require('./model-taxonomy-rules');
 const filenameRules = require('./filename-rules');
+const componentNoDataManipulation = require('./component-no-data-manipulation');
 
 module.exports = {
   rules: {
@@ -84,6 +85,9 @@ module.exports = {
     // Filename Rules
     'filename-presenter-match': filenameRules['presenter-filename-must-match-class'],
     'filename-service-match': filenameRules['service-filename-must-match-function'],
+    
+    // Component Data Manipulation Rules
+    'component-no-data-manipulation': componentNoDataManipulation,
   },
   
   // Configurations for different use cases
diff --git a/apps/website/eslint-rules/model-taxonomy-rules.js b/apps/website/eslint-rules/model-taxonomy-rules.js
index 379f04cc8..4016b50ad 100644
--- a/apps/website/eslint-rules/model-taxonomy-rules.js
+++ b/apps/website/eslint-rules/model-taxonomy-rules.js
@@ -14,7 +14,7 @@ module.exports = {
         category: 'Model Taxonomy',
       },
       messages: {
-        message: 'Display objects cannot contain domain models',
+        message: 'Display objects cannot contain domain models - see apps/website/lib/contracts/view-models/ViewModel.ts',
       },
     },
     create(context) {
@@ -49,7 +49,7 @@ module.exports = {
         category: 'Model Taxonomy',
       },
       messages: {
-        message: 'Domain models cannot contain display objects',
+        message: 'Domain models cannot contain display objects - see apps/website/lib/contracts/view-models/ViewModel.ts',
       },
     },
     create(context) {
diff --git a/apps/website/eslint-rules/page-query-rules.js b/apps/website/eslint-rules/page-query-rules.js
index 2c8ca238d..d7a558951 100644
--- a/apps/website/eslint-rules/page-query-rules.js
+++ b/apps/website/eslint-rules/page-query-rules.js
@@ -14,7 +14,7 @@ module.exports = {
         category: 'Page Query',
       },
       messages: {
-        message: 'PageQueries must return PageQueryResult union, not null',
+        message: 'PageQueries must return PageQueryResult union, not null - see apps/website/lib/contracts/page-queries/PageQuery.ts',
       },
     },
     create(context) {
@@ -43,7 +43,7 @@ module.exports = {
         category: 'Page Query',
       },
       messages: {
-        message: 'PageQuery files must end with PageQuery.ts',
+        message: 'PageQuery files must end with PageQuery.ts - see apps/website/lib/contracts/page-queries/PageQuery.ts',
       },
     },
     create(context) {
@@ -67,7 +67,7 @@ module.exports = {
         category: 'Page Query',
       },
       messages: {
-        message: 'PageQuery class must implement PageQuery<TPageDto, TParams> interface',
+        message: 'PageQuery class must implement PageQuery<TPageDto, TParams> interface - see apps/website/lib/contracts/page-queries/PageQuery.ts',
       },
     },
     create(context) {
@@ -99,7 +99,7 @@ module.exports = {
         category: 'Page Query',
       },
       messages: {
-        message: 'PageQuery class must have execute(params) method',
+        message: 'PageQuery class must have execute(params) method - see apps/website/lib/contracts/page-queries/PageQuery.ts',
       },
     },
     create(context) {
@@ -134,7 +134,7 @@ module.exports = {
         category: 'Page Query',
       },
       messages: {
-        message: 'PageQuery execute() must return Promise<PageQueryResult<TPageDto>>',
+        message: 'PageQuery execute() must return Promise<PageQueryResult<TPageDto>> - see apps/website/lib/contracts/page-queries/PageQuery.ts',
       },
     },
     create(context) {
diff --git a/apps/website/eslint-rules/presenter-contract.js b/apps/website/eslint-rules/presenter-contract.js
index 1aec96a22..b4a884f06 100644
--- a/apps/website/eslint-rules/presenter-contract.js
+++ b/apps/website/eslint-rules/presenter-contract.js
@@ -18,9 +18,9 @@ module.exports = {
     fixable: null,
     schema: [],
     messages: {
-      missingImplements: 'Presenter class must implement Presenter<TInput, TOutput> interface',
-      missingPresentMethod: 'Presenter class must have present(input) method',
-      missingUseClient: 'Presenter must have \'use client\' directive at top-level',
+      missingImplements: 'Presenter class must implement Presenter<TInput, TOutput> interface - see apps/website/lib/contracts/presenters/Presenter.ts',
+      missingPresentMethod: 'Presenter class must have present(input) method - see apps/website/lib/contracts/presenters/Presenter.ts',
+      missingUseClient: 'Presenter must have \'use client\' directive at top-level - see apps/website/lib/contracts/presenters/Presenter.ts',
     },
   },
 
diff --git a/apps/website/eslint-rules/rsc-boundary-rules.js b/apps/website/eslint-rules/rsc-boundary-rules.js
index d9c083310..fc5f79d83 100644
--- a/apps/website/eslint-rules/rsc-boundary-rules.js
+++ b/apps/website/eslint-rules/rsc-boundary-rules.js
@@ -14,7 +14,7 @@ module.exports = {
         category: 'RSC Boundary',
       },
       messages: {
-        message: 'ContainerManager usage forbidden in server code',
+        message: 'ContainerManager usage forbidden in server code - see apps/website/lib/contracts/view-models/ViewModel.ts',
       },
     },
     create(context) {
@@ -40,7 +40,7 @@ module.exports = {
         category: 'RSC Boundary',
       },
       messages: {
-        message: 'PageDataFetcher.fetch() forbidden in server code',
+        message: 'PageDataFetcher.fetch() forbidden in server code - see apps/website/lib/contracts/view-models/ViewModel.ts',
       },
     },
     create(context) {
@@ -69,7 +69,7 @@ module.exports = {
         category: 'RSC Boundary',
       },
       messages: {
-        message: 'ViewModels or Presenters import forbidden in server code',
+        message: 'ViewModels or Presenters import forbidden in server code - see apps/website/lib/contracts/view-models/ViewModel.ts',
       },
     },
     create(context) {
@@ -98,7 +98,7 @@ module.exports = {
         category: 'RSC Boundary',
       },
       messages: {
-        message: 'Presenter import forbidden in server code',
+        message: 'Presenter import forbidden in server code - see apps/website/lib/contracts/view-models/ViewModel.ts',
       },
     },
     create(context) {
@@ -127,7 +127,7 @@ module.exports = {
         category: 'RSC Boundary',
       },
       messages: {
-        message: 'Intl.* or toLocale* usage forbidden in presentation paths',
+        message: 'Intl.* or toLocale* usage forbidden in presentation paths - see apps/website/lib/contracts/view-models/ViewModel.ts',
       },
     },
     create(context) {
@@ -155,7 +155,7 @@ module.exports = {
         category: 'RSC Boundary',
       },
       messages: {
-        message: 'Sorting/filtering/reduce operations forbidden in server code',
+        message: 'Sorting/filtering/reduce operations forbidden in server code - see apps/website/lib/contracts/view-models/ViewModel.ts',
       },
     },
     create(context) {
@@ -184,7 +184,7 @@ module.exports = {
         category: 'RSC Boundary',
       },
       messages: {
-        message: 'DisplayObjects import forbidden in server code',
+        message: 'DisplayObjects import forbidden in server code - see apps/website/lib/contracts/view-models/ViewModel.ts',
       },
     },
     create(context) {
@@ -212,7 +212,7 @@ module.exports = {
         category: 'RSC Boundary',
       },
       messages: {
-        message: 'Services import must be explicitly marked as server-safe',
+        message: 'Services import must be explicitly marked as server-safe - see apps/website/lib/contracts/view-models/ViewModel.ts',
       },
     },
     create(context) {
@@ -241,7 +241,7 @@ module.exports = {
         category: 'RSC Boundary',
       },
       messages: {
-        message: 'DI import forbidden in server code',
+        message: 'DI import forbidden in server code - see apps/website/lib/contracts/view-models/ViewModel.ts',
       },
     },
     create(context) {
@@ -269,7 +269,7 @@ module.exports = {
         category: 'RSC Boundary',
       },
       messages: {
-        message: 'Local helper functions forbidden (only assert*/invariant* allowed)',
+        message: 'Local helper functions forbidden (only assert*/invariant* allowed) - see apps/website/lib/contracts/view-models/ViewModel.ts',
       },
     },
     create(context) {
@@ -309,7 +309,7 @@ module.exports = {
         category: 'RSC Boundary',
       },
       messages: {
-        message: 'Object construction with new forbidden (use PageQueries)',
+        message: 'Object construction with new forbidden (use PageQueries) - see apps/website/lib/contracts/view-models/ViewModel.ts',
       },
     },
     create(context) {
@@ -337,7 +337,7 @@ module.exports = {
         category: 'RSC Boundary',
       },
       messages: {
-        message: 'ContainerManager calls forbidden in server code',
+        message: 'ContainerManager calls forbidden in server code - see apps/website/lib/contracts/view-models/ViewModel.ts',
       },
     },
     create(context) {
diff --git a/apps/website/eslint-rules/services-rules.js b/apps/website/eslint-rules/services-rules.js
index 38ef1be9f..36625e624 100644
--- a/apps/website/eslint-rules/services-rules.js
+++ b/apps/website/eslint-rules/services-rules.js
@@ -14,7 +14,7 @@ module.exports = {
         category: 'Services',
       },
       messages: {
-        message: 'Services must be explicitly marked with @server-safe or @client-only comment',
+        message: 'Services must be explicitly marked with @server-safe or @client-only comment - see apps/website/lib/contracts/services/Service.ts',
       },
     },
     create(context) {
@@ -49,7 +49,7 @@ module.exports = {
         category: 'Services',
       },
       messages: {
-        message: 'External API calls must be in adapters, not services',
+        message: 'External API calls must be in adapters, not services - see apps/website/lib/contracts/services/Service.ts',
       },
     },
     create(context) {
@@ -96,7 +96,7 @@ module.exports = {
         category: 'Services',
       },
       messages: {
-        message: 'Services must be pure functions, no side effects allowed',
+        message: 'Services must be pure functions, no side effects allowed - see apps/website/lib/contracts/services/Service.ts',
       },
     },
     create(context) {
diff --git a/apps/website/eslint-rules/template-purity-rules.js b/apps/website/eslint-rules/template-purity-rules.js
index 138f0930f..8df02da73 100644
--- a/apps/website/eslint-rules/template-purity-rules.js
+++ b/apps/website/eslint-rules/template-purity-rules.js
@@ -14,7 +14,7 @@ module.exports = {
         category: 'Template Purity',
       },
       messages: {
-        message: 'ViewModels or DisplayObjects import forbidden in templates',
+        message: 'ViewModels or DisplayObjects import forbidden in templates - see apps/website/lib/contracts/view-data/ViewData.ts',
       },
     },
     create(context) {
@@ -44,7 +44,7 @@ module.exports = {
         category: 'Template Purity',
       },
       messages: {
-        message: 'State hooks forbidden in templates (use *PageClient.tsx)',
+        message: 'State hooks forbidden in templates (use *PageClient.tsx) - see apps/website/lib/contracts/view-data/ViewData.ts',
       },
     },
     create(context) {
@@ -72,7 +72,7 @@ module.exports = {
         category: 'Template Purity',
       },
       messages: {
-        message: 'Derived computations forbidden in templates',
+        message: 'Derived computations forbidden in templates - see apps/website/lib/contracts/view-data/ViewData.ts',
       },
     },
     create(context) {
@@ -100,7 +100,7 @@ module.exports = {
         category: 'Template Purity',
       },
       messages: {
-        message: 'Templates cannot import from page-queries, services, api, di, or contracts',
+        message: 'Templates cannot import from page-queries, services, api, di, or contracts - see apps/website/lib/contracts/view-data/ViewData.ts',
       },
     },
     create(context) {
@@ -136,7 +136,7 @@ module.exports = {
         category: 'Template Purity',
       },
       messages: {
-        message: 'Template component must accept *ViewData type as first parameter',
+        message: 'Template component must accept *ViewData type as first parameter - see apps/website/lib/contracts/view-data/ViewData.ts',
       },
     },
     create(context) {
@@ -164,7 +164,7 @@ module.exports = {
         category: 'Template Purity',
       },
       messages: {
-        message: 'Templates must not export helper functions',
+        message: 'Templates must not export helper functions - see apps/website/lib/contracts/view-data/ViewData.ts',
       },
     },
     create(context) {
@@ -192,7 +192,7 @@ module.exports = {
         category: 'Template Purity',
       },
       messages: {
-        message: 'Template files must end with Template.tsx',
+        message: 'Template files must end with Template.tsx - see apps/website/lib/contracts/view-data/ViewData.ts',
       },
     },
     create(context) {
diff --git a/apps/website/eslint-rules/write-boundary-rules.js b/apps/website/eslint-rules/write-boundary-rules.js
index 3211b4c5e..7d142803a 100644
--- a/apps/website/eslint-rules/write-boundary-rules.js
+++ b/apps/website/eslint-rules/write-boundary-rules.js
@@ -14,7 +14,7 @@ module.exports = {
         category: 'Write Boundary',
       },
       messages: {
-        message: 'Write boundaries must use mutation functions, not direct mutations',
+        message: 'Write boundaries must use mutation functions, not direct mutations - see apps/website/lib/contracts/write-boundaries/WriteBoundary.ts',
       },
     },
     create(context) {
@@ -55,7 +55,7 @@ module.exports = {
         category: 'Write Boundary',
       },
       messages: {
-        message: 'Write boundaries must use repository pattern for data access',
+        message: 'Write boundaries must use repository pattern for data access - see apps/website/lib/contracts/write-boundaries/WriteBoundary.ts',
       },
     },
     create(context) {