Add Help & Documentation system under Settings

node_modules/entities/src/internal/bin-trie-flags.ts

@@ -0,0 +1,16 @@
+/**
+ * Bit flags & masks for the binary trie encoding used for entity decoding.
+ *
+ * Bit layout (16 bits total):
+ * 15..14 VALUE_LENGTH   (+1 encoding; 0 => no value)
+ * 13     FLAG13.        If valueLength>0: semicolon required flag (implicit ';').
+ *                       If valueLength==0: compact run flag.
+ * 12..7  BRANCH_LENGTH  Branch length (0 => single branch in 6..0 if jumpOffset==char) OR run length (when compact run)
+ * 6..0   JUMP_TABLE     Jump offset (jump table) OR single-branch char code OR first run char
+ */
+export enum BinTrieFlags {
+    VALUE_LENGTH = 0b1100_0000_0000_0000,
+    FLAG13 = 0b0010_0000_0000_0000,
+    BRANCH_LENGTH = 0b0001_1111_1000_0000,
+    JUMP_TABLE = 0b0000_0000_0111_1111,
+}