Remove unused components and assets from the project

Deleted unused components (Attachments, CustomMarkdownRenderer, EnableSearchButton, FlyoutSubMenu) and associated styles (katex.css) to streamline the codebase. This cleanup helps reduce technical debt and improve project maintainability.

src/components/chat/lib/SupportedModels.ts

@@ -0,0 +1,88 @@
+const SUPPORTED_MODELS_GROUPS = {
+  openai: [
+    // "o1-preview",
+    // "o1-mini",
+    // "gpt-4o",
+    // "gpt-3.5-turbo"
+  ],
+  groq: [
+    // "mixtral-8x7b-32768",
+    // "deepseek-r1-distill-llama-70b",
+    "meta-llama/llama-4-scout-17b-16e-instruct",
+    "gemma2-9b-it",
+    "mistral-saba-24b",
+    // "qwen-2.5-32b",
+    "llama-3.3-70b-versatile",
+    // "llama-3.3-70b-versatile"
+    // "llama-3.1-70b-versatile",
+    // "llama-3.3-70b-versatile"
+  ],
+  cerebras: ["llama-3.3-70b"],
+  claude: [
+    // "claude-3-5-sonnet-20241022",
+    // "claude-3-opus-20240229"
+  ],
+  fireworks: [
+    // "llama-v3p1-405b-instruct",
+    // "llama-v3p1-70b-instruct",
+    // "llama-v3p2-90b-vision-instruct",
+    // "mixtral-8x22b-instruct",
+    // "mythomax-l2-13b",
+    // "yi-large"
+  ],
+  google: [
+    // "gemini-2.0-flash-exp",
+    // "gemini-1.5-flash",
+    // "gemini-exp-1206",
+    // "gemini-1.5-pro"
+  ],
+  xai: [
+    // "grok-beta",
+    // "grok-2",
+    // "grok-2-1212",
+    // "grok-2-latest",
+    // "grok-beta"
+  ],
+  cloudflareAI: [
+    "llama-3.2-3b-instruct", // max_tokens
+    "llama-3-8b-instruct", // max_tokens
+    "llama-3.1-8b-instruct-fast", // max_tokens
+    "deepseek-math-7b-instruct",
+    "deepseek-coder-6.7b-instruct-awq",
+    "hermes-2-pro-mistral-7b",
+    "openhermes-2.5-mistral-7b-awq",
+    "mistral-7b-instruct-v0.2",
+    "neural-chat-7b-v3-1-awq",
+    "openchat-3.5-0106",
+    // "gemma-7b-it",
+  ],
+};
+
+export type SupportedModel =
+    | keyof typeof SUPPORTED_MODELS_GROUPS
+    | (typeof SUPPORTED_MODELS_GROUPS)[keyof typeof SUPPORTED_MODELS_GROUPS][number];
+
+export type ModelFamily = keyof typeof SUPPORTED_MODELS_GROUPS;
+
+function getModelFamily(model: string): ModelFamily | undefined {
+  return Object.keys(SUPPORTED_MODELS_GROUPS)
+      .filter((family) => {
+        return SUPPORTED_MODELS_GROUPS[
+            family as keyof typeof SUPPORTED_MODELS_GROUPS
+            ].includes(model.trim());
+      })
+      .at(0) as ModelFamily | undefined;
+}
+
+const SUPPORTED_MODELS = [
+  // ...SUPPORTED_MODELS_GROUPS.xai,
+  // ...SUPPORTED_MODELS_GROUPS.claude,
+  // ...SUPPORTED_MODELS_GROUPS.google,
+  ...SUPPORTED_MODELS_GROUPS.groq,
+  ...SUPPORTED_MODELS_GROUPS.fireworks,
+  // ...SUPPORTED_MODELS_GROUPS.openai,
+  ...SUPPORTED_MODELS_GROUPS.cerebras,
+  ...SUPPORTED_MODELS_GROUPS.cloudflareAI,
+];
+
+export { SUPPORTED_MODELS, SUPPORTED_MODELS_GROUPS, getModelFamily };

src/components/chat/lib/domPurify.ts

@@ -0,0 +1,33 @@
+import DOMPurify from "isomorphic-dompurify";
+
+function domPurify(dirty: string) {
+  return DOMPurify.sanitize(dirty, {
+    USE_PROFILES: { html: true },
+    ALLOWED_TAGS: [
+      "b",
+      "i",
+      "u",
+      "a",
+      "p",
+      "span",
+      "div",
+      "table",
+      "thead",
+      "tbody",
+      "tr",
+      "td",
+      "th",
+      "ul",
+      "ol",
+      "li",
+      "code",
+      "pre",
+    ],
+    ALLOWED_ATTR: ["href", "src", "alt", "title", "class", "style"],
+    FORBID_TAGS: ["script", "iframe"],
+    KEEP_CONTENT: true,
+    SAFE_FOR_TEMPLATES: true,
+  });
+}
+
+export default domPurify;

src/components/chat/lib/exportConversationAsMarkdown.ts

@@ -0,0 +1,18 @@
+// Function to generate a Markdown representation of the current conversation
+import { type IMessage } from "../../../stores/ClientChatStore";
+import { Instance } from "mobx-state-tree";
+
+export function formatConversationMarkdown(
+  messages: Instance<typeof IMessage>[],
+): string {
+  return messages
+    .map((message) => {
+      if (message.role === "user") {
+        return `**You**: ${message.content}`;
+      } else if (message.role === "assistant") {
+        return `**Geoff's AI**: ${message.content}`;
+      }
+      return "";
+    })
+    .join("\n\n");
+}