[PM-26057] Enforce session timeout policy (#17424)

* enforce session timeout policy

* better angular validation

* lint fix

* missing switch break

* fallback when timeout not supported with highest available timeout

* failing unit tests

* incorrect policy message

* vault timeout type adjustments

* fallback to "on browser refresh" for browser, when policy is set to "on system locked", but not available (Safari)

* docs, naming improvements

* fallback for current user session timeout to "on refresh", when policy is set to "on system locked", but not available.

* don't display policy message when the policy does not affect available timeout options

* 8 hours default when changing from non-numeric timeout to Custom.

* failing unit test

* missing locales, changing functions access to private, docs

* removal of redundant magic number

* missing await

* await once for available timeout options

* adjusted messaging

* unit test coverage

* vault timeout numeric module exports

* unit test coverage

libs/key-management-ui/src/session-timeout/components/session-timeout-input-legacy.component.html

@@ -0,0 +1,47 @@
+<div [formGroup]="form" class="tw-mb-4">
+  <bit-form-field [disableMargin]="!showCustom">
+    <bit-label>{{ "vaultTimeout1" | i18n }}</bit-label>
+    <bit-select formControlName="vaultTimeout">
+      <bit-option
+        *ngFor="let o of filteredVaultTimeoutOptions"
+        [value]="o.value"
+        [label]="o.name"
+      ></bit-option>
+    </bit-select>
+  </bit-form-field>
+  <div class="tw-grid tw-grid-cols-12 tw-gap-4" *ngIf="showCustom" formGroupName="custom">
+    <bit-form-field class="tw-col-span-6" disableMargin>
+      <input
+        bitInput
+        type="number"
+        min="0"
+        formControlName="hours"
+        aria-labelledby="maximum-error"
+      />
+      <bit-label>{{ "hours" | i18n }}</bit-label>
+    </bit-form-field>
+    <bit-form-field class="tw-col-span-6 tw-self-end" disableMargin>
+      <input
+        bitInput
+        type="number"
+        min="0"
+        name="minutes"
+        formControlName="minutes"
+        aria-labelledby="maximum-error"
+      />
+      <bit-label>{{ "minutes" | i18n }}</bit-label>
+    </bit-form-field>
+  </div>
+  <bit-hint *ngIf="vaultTimeoutPolicy != null && !exceedsMaximumTimeout">
+    {{ "vaultTimeoutPolicyInEffect1" | i18n: vaultTimeoutPolicyHours : vaultTimeoutPolicyMinutes }}
+  </bit-hint>
+  <small *ngIf="!exceedsMinimumTimeout" class="tw-text-danger">
+    <i class="bwi bwi-error" aria-hidden="true"></i> {{ "vaultCustomTimeoutMinimum" | i18n }}
+  </small>
+  <small class="tw-text-danger" *ngIf="exceedsMaximumTimeout" id="maximum-error">
+    <i class="bwi bwi-error" aria-hidden="true"></i>
+    {{
+      "vaultTimeoutPolicyMaximumError" | i18n: vaultTimeoutPolicyHours : vaultTimeoutPolicyMinutes
+    }}
+  </small>
+</div>