chore: import upstream snapshot with attribution

vendored/nomic/code_vectors_blob.S

@@ -0,0 +1,45 @@
+/* nomic-embed-code vector blob embedded via assembler.
+ * Cross-platform: macOS (Mach-O) vs Linux (ELF) vs Windows (COFF). */
+
+#if defined(__APPLE__)
+    .section __DATA,__const
+    .globl _PRETRAINED_VECTOR_BLOB
+    .globl _PRETRAINED_VECTOR_BLOB_LEN
+    .p2align 4
+_PRETRAINED_VECTOR_BLOB:
+    .incbin "vendored/nomic/code_vectors.bin"
+_PRETRAINED_VECTOR_BLOB_END:
+
+    .section __DATA,__const
+    .p2align 2
+_PRETRAINED_VECTOR_BLOB_LEN:
+    .long _PRETRAINED_VECTOR_BLOB_END - _PRETRAINED_VECTOR_BLOB
+
+#elif defined(_WIN32) || defined(__CYGWIN__) || defined(__MINGW32__)
+    .section .rdata,"dr"
+    .globl PRETRAINED_VECTOR_BLOB
+    .globl PRETRAINED_VECTOR_BLOB_LEN
+    .p2align 4
+PRETRAINED_VECTOR_BLOB:
+    .incbin "vendored/nomic/code_vectors.bin"
+PRETRAINED_VECTOR_BLOB_END:
+
+    .section .rdata,"dr"
+    .p2align 2
+PRETRAINED_VECTOR_BLOB_LEN:
+    .long PRETRAINED_VECTOR_BLOB_END - PRETRAINED_VECTOR_BLOB
+
+#else
+    .section .rodata,"a",@progbits
+    .globl PRETRAINED_VECTOR_BLOB
+    .globl PRETRAINED_VECTOR_BLOB_LEN
+    .p2align 4
+PRETRAINED_VECTOR_BLOB:
+    .incbin "vendored/nomic/code_vectors.bin"
+PRETRAINED_VECTOR_BLOB_END:
+
+    .section .rodata,"a",@progbits
+    .p2align 2
+PRETRAINED_VECTOR_BLOB_LEN:
+    .long PRETRAINED_VECTOR_BLOB_END - PRETRAINED_VECTOR_BLOB
+#endif