feat: release v2.0.8 with trailing context modifier distribution (e.g. cat and dog anthro)

lib/app/app_version.dart

@@ -1,3 +1,3 @@
-const appDisplayVersion = '2.0.7';
-const appBuildNumber = 29;
+const appDisplayVersion = '2.0.8';
+const appBuildNumber = 30;
 const appReleaseChannel = 'Stable';

lib/app/changelog.dart

@@ -1,4 +1,13 @@
 const lunarisChangelog = [
+  LunarisChange(
+    version: '2.0.8',
+    title: 'Shared Context Modifiers for Multi-Tag Search & Clean Tag Filtering',
+    bullets: [
+      'Trailing context modifiers: typing "cat and dog anthro" automatically distributes "anthro" to all "and" branches (cat anthro + dog anthro).',
+      'Optional grouping parenthesis support: e.g. "(cat and dog) anthro".',
+      'Resolved "No posts yet" bug by adapting client post validation to multi-tag stream groups and stripping operator keywords from booru queries.',
+    ],
+  ),
   LunarisChange(
     version: '2.0.7',
     title: 'Independent Multi-Tag Search Streams, Local "and" Connector, Pawchive in Main Feed & Reverts',