Add bots files handling logic

src/dict/bot-file-dict.ts

@@ -0,0 +1,102 @@
+/**
+ * Where a bot file lives: a bot's own directory (`DATA_DIR/bots/<id>`) or
+ * a workspace's shared one (`DATA_DIR/workspaces/<id>`), which the bots
+ * working there and the coordinator reach.
+ */
+export const BotFileScopes = [
+    {
+        title: "Bot",
+        value: "bot",
+    },
+    {
+        title: "Workspace",
+        value: "workspace",
+    },
+] as const;
+
+export type BotFileScope = (typeof BotFileScopes)[number]["value"];
+
+/**
+ * What a file is for. Only the display and the icon use it; the bot picks
+ * it when it writes one.
+ */
+export const BotFilePurposes = [
+    {
+        title: "Upload",
+        value: "upload",
+    },
+    {
+        title: "Writing",
+        value: "writing",
+    },
+    {
+        title: "Image",
+        value: "image",
+    },
+    {
+        title: "PDF",
+        value: "pdf",
+    },
+    {
+        title: "Artifact",
+        value: "artifact",
+    },
+] as const;
+
+export type BotFilePurpose = (typeof BotFilePurposes)[number]["value"];
+
+/**
+ * How a file got into the bot's storage.
+ */
+export const BotFileSources = [
+    {
+        title: "Chat upload",
+        value: "chat-upload",
+    },
+    {
+        title: "Bot write",
+        value: "bot-write",
+    },
+    {
+        title: "Tool",
+        value: "tool",
+    },
+] as const;
+
+export type BotFileSource = (typeof BotFileSources)[number]["value"];
+
+/**
+ * The `app_settings` key holding the per-owner storage quota, in MB.
+ */
+export const BotFileQuotaSettingKey = "bot_files_quota_mb";
+
+/**
+ * The top folder chat uploads land in, under the conversation's scope.
+ */
+export const BotUploadFolder = "uploads";
+
+/**
+ * Extensions a bot's text extraction reads without a model: documents
+ * that are already text once unpacked.
+ */
+export const BotTextFileExtensions = [
+    "txt",
+    "md",
+    "markdown",
+    "csv",
+    "json",
+    "html",
+    "htm",
+    "xml",
+    "yml",
+    "yaml",
+    "log",
+    "tsv",
+    "pdf",
+    "docx",
+] as const;
+
+/**
+ * What a file's extension says it is, for the storage row and the icon.
+ */
+export const BotImageFileExtensions = ["png", "jpg", "jpeg", "webp", "gif", "bmp", "svg"];

src/dict/harness-dict.ts

@@ -2,8 +2,9 @@
  * The harnesses: what a model is used for. Each harness has one model
  * setting (`harness_settings`). Text is the brain and can't be turned off;
  * the others are helpers it calls on. `automatic` ones pick a free model
- * themselves when none is picked; the rest (transcription, speech) are
- * not available until one is, since free picks there rarely work.
+ * themselves when none is picked; the rest (transcription, speech,
+ * embeddings) are not available until one is, since free picks there
+ * rarely work.
  */
 export const Harnesses = [
     {
@@ -41,6 +42,13 @@ export const Harnesses = [
         description: `Makes images when a bot is asked for one.`,
         required: false,
     },
+    {
+        title: "Embeddings",
+        value: "embedding",
+        automatic: false,
+        description: `Turns the files bots save into vectors, so they can search them. Without one, searching falls back to plain text matching.`,
+        required: false,
+    },
 ] as const;
 
 export type HarnessKind = (typeof Harnesses)[number]["value"];

src/dict/media-dict.ts

@@ -42,4 +42,8 @@ export const MediaParadigms = [
         title: "Workspace Image",
         value: "workspace-image",
     },
+    {
+        title: "Bot File",
+        value: "bot-file",
+    },
 ] as const;