feat: implement space and workspace icons (#1558)

* feat: implement space and workspace icons
- Create reusable AvatarUploader component supporting avatars, space icons, and workspace icons
- Add Sharp package for server-side image resizing and optimization
- Create reusable AvatarUploader component supporting avatars, space icons, and workspace icons
- Support removing icons

* add workspace logo support
- add upload loader
- add white background to transparent image
- other fixes and enhancements

* dark mode

* fixes

* cleanup

apps/client/src/components/common/avatar-uploader.tsx

@@ -0,0 +1,165 @@
+import React, { useRef } from "react";
+import { Menu, Box, Loader } from "@mantine/core";
+import { useTranslation } from "react-i18next";
+import { IconTrash, IconUpload } from "@tabler/icons-react";
+import { CustomAvatar } from "@/components/ui/custom-avatar.tsx";
+import { AvatarIconType } from "@/features/attachments/types/attachment.types.ts";
+import { notifications } from "@mantine/notifications";
+
+interface AvatarUploaderProps {
+  currentImageUrl?: string | null;
+  fallbackName?: string;
+  radius?: string | number;
+  size?: string | number;
+  variant?: string;
+  type: AvatarIconType;
+  onUpload: (file: File) => Promise<void>;
+  onRemove: () => Promise<void>;
+  isLoading?: boolean;
+  disabled?: boolean;
+}
+
+export default function AvatarUploader({
+  currentImageUrl,
+  fallbackName,
+  radius,
+  variant,
+  size,
+  type,
+  onUpload,
+  onRemove,
+  isLoading = false,
+  disabled = false,
+}: AvatarUploaderProps) {
+  const { t } = useTranslation();
+  const fileInputRef = useRef<HTMLInputElement>(null);
+
+  const handleFileInputChange = async (
+    event: React.ChangeEvent<HTMLInputElement>,
+  ) => {
+    const file = event.target.files?.[0];
+    if (!file || disabled) {
+      return;
+    }
+
+    // Validate file size (max 10MB)
+    const maxSizeInBytes = 10 * 1024 * 1024;
+    if (file.size > maxSizeInBytes) {
+      notifications.show({
+        message: t("Image exceeds 10MB limit."),
+        color: "red",
+      });
+      // Reset the input
+      if (fileInputRef.current) {
+        fileInputRef.current.value = "";
+      }
+      return;
+    }
+
+    try {
+      await onUpload(file);
+    } catch (error) {
+      console.error(error);
+      notifications.show({
+        message: t("Failed to upload image"),
+        color: "red",
+      });
+    }
+
+    // Reset the input so the same file can be selected again
+    if (fileInputRef.current) {
+      fileInputRef.current.value = "";
+    }
+  };
+
+  const handleUploadClick = () => {
+    if (fileInputRef.current) {
+      fileInputRef.current.click();
+    } else {
+      console.error("File input ref is null!");
+    }
+  };
+
+  const handleRemove = async () => {
+    if (disabled) return;
+
+    try {
+      await onRemove();
+      notifications.show({
+        message: t("Image removed successfully"),
+      });
+    } catch (error) {
+      console.error(error);
+      notifications.show({
+        message: t("Failed to remove image"),
+        color: "red",
+      });
+    }
+  };
+
+  return (
+    <Box>
+      <input
+        type="file"
+        ref={fileInputRef}
+        onChange={handleFileInputChange}
+        accept="image/png,image/jpeg,image/jpg"
+        style={{ display: "none" }}
+      />
+
+      <Menu shadow="md" width={200} withArrow disabled={disabled || isLoading}>
+        <Menu.Target>
+          <Box style={{ position: "relative", display: "inline-block" }}>
+            <CustomAvatar
+              component="button"
+              size={size}
+              avatarUrl={currentImageUrl}
+              name={fallbackName}
+              style={{
+                cursor: disabled || isLoading ? "default" : "pointer",
+                opacity: isLoading ? 0.6 : 1,
+              }}
+              radius={radius}
+              variant={variant}
+              type={type}
+            />
+            {isLoading && (
+              <Box
+                style={{
+                  position: "absolute",
+                  top: "50%",
+                  left: "50%",
+                  transform: "translate(-50%, -50%)",
+                  zIndex: 1000,
+                }}
+              >
+                <Loader size="sm" />
+              </Box>
+            )}
+          </Box>
+        </Menu.Target>
+
+        <Menu.Dropdown>
+          <Menu.Item
+            leftSection={<IconUpload size={16} />}
+            disabled={isLoading || disabled}
+            onClick={handleUploadClick}
+          >
+            {t("Upload image")}
+          </Menu.Item>
+
+          {currentImageUrl && (
+            <Menu.Item
+              leftSection={<IconTrash size={16} />}
+              color="red"
+              onClick={handleRemove}
+              disabled={isLoading || disabled}
+            >
+              {t("Remove image")}
+            </Menu.Item>
+          )}
+        </Menu.Dropdown>
+      </Menu>
+    </Box>
+  );
+}