msw: add mock handlers for policy endpoints

src/backend/mocks/default_handlers.js

@@ -168,11 +168,11 @@
   }),
 
   http.post('/api/user/sendVerifyEmail', () => {
-    return new Response('Already verified')
+    return new Response('Already verified!')
   }),
 
   http.post('/api/user/verifyEmail', () => {
-    return new Response('Already verified')
+    return new Response('Already verified!')
   }),
 
   http.post('/api/complaint/sendMessage', () => {
@@ -290,4 +290,87 @@
 
     return Response.json({ items })
   }),
+
+  // Currently in this form this needs to be kept in sync with new policies added in the future
+  // TODO: find a way to test different scenarios of policy states 
+  http.get('/api/v1/policies/terms-of-use', () => {
+    const items = [
+      {
+        metadata: {
+          policy_id: 1,
+          type: 'terms-of-use',
+          active_from: '2022-01-01',
+          content_vue_file: 'terms-of-use/version-1.vue',
+        },
+      },
+      {
+        metadata: {
+          policy_id: 2,
+          type: 'terms-of-use',
+          active_from: '2026-08-27',
+          content_vue_file: 'terms-of-use/version-2.vue',
+        },
+      },
+    ]
+
+    return Response.json({ items })
+  }),
+
+  http.get('/api/v1/policies/terms-of-use/by_active_from/2022-01-01', () => {
+    const metadata = {
+      policy_id: 1,
+      type: 'terms-of-use',
+      active_from: '2022-01-01',
+      content_vue_file: 'terms-of-use/version-1.vue',
+    }
+
+    return Response.json({ metadata })
+  }),
+
+  http.get('/api/v1/policies/terms-of-use/current', () => {
+    const metadata = {
+      policy_id: 2,
+      type: 'terms-of-use',
+      active_from: '2026-08-27',
+      content_vue_file: 'terms-of-use/version-2.vue',
+    }
+
+    return Response.json({ metadata })
+  }),
+
+  http.get('/api/v1/policies/terms-of-use/upcoming', () => {
+    const message = 'Policy not found.'
+    return Response.json({ message }, { status: 404 })
+  }),
+
+  http.get('/api/v1/policies/hosting-policy', () => {
+    const items = [
+      {
+        metadata: {
+          policy_id: 3,
+          type: 'hosting-policy',
+          active_from: '2026-08-27',
+          content_vue_file: 'hosting-policy/version-1.vue',
+        },
+      },
+    ]
+
+    return Response.json({ items })
+  }),
+
+  http.get('/api/v1/policies/hosting-policy/current', () => {
+    const metadata = {
+      policy_id: 3,
+      type: 'hosting-policy',
+      active_from: '2026-08-27',
+      content_vue_file: 'hosting-policy/version-1.vue',
+    }
+
+    return Response.json({ metadata })
+  }),
+
+  http.get('/api/v1/policies/hosting-policy/upcoming', () => {
+    const message = 'Policy not found.'
+    return Response.json({ message }, { status: 404 })
+  }),
 ]