refactor(solana): reorganize IDL structure into modular directories

Split flat IDL files into organized directory structure with separate
concerns (types, errors, structs, JSON artifacts). Add IDL-specific
Biome config and update tooling dependencies.

Author: PaulRBerg

biome.jsonc

@@ -1,6 +1,7 @@
 {
   "$schema": "./node_modules/@biomejs/biome/configuration_schema.json",
   "extends": ["@sablier/devkit/biome"],
+  "root": true,
   "files": {
     "includes": ["**/*.{js,json,jsonc,ts}", "!node_modules/**/*"]
   },
@@ -16,7 +17,14 @@
       }
     },
     {
-      "includes": ["src/evm/releases/**/abi/**/*.ts", "src/solana/idl/**/*.ts"],
+      "includes": ["src/evm/releases/**/abi/**/*.ts"],
+      "assist": {
+        "actions": {
+          "source": {
+            "useSortedKeys": "off"
+          }
+        }
+      },
       "javascript": {
         "formatter": {
           "expand": "never" // Never expand objects in the ABI to save number of lines

bun.lock

@@ -10,10 +10,14 @@
     "url": "https://sablier.com"
   },
   "dependencies": {
+    "@coral-xyz/anchor": "^0.32.1",
+    "@solana/web3.js": "^1.98.4",
     "lodash": "^4.17.21",
     "viem": "^2.37.9"
   },
   "peerDependencies": {
+    "@coral-xyz/anchor": "^0.30",
+    "@solana/web3.js": "^1.98",
     "viem": "^2.32"
   },
   "devDependencies": {

package.json

@@ -0,0 +1,9 @@
+export const errorCodes = {
+  CampaignExpired: 6000,
+  InvalidMerkleProof: 6001,
+  CampaignNotStarted: 6002,
+  ClawbackNotAllowed: 6003,
+  CantCollectZeroFees: 6004,
+} as const;
+
+export type ErrorNames = keyof typeof errorCodes;

src/solana/idl/airdrops/index.ts

@@ -1,9 +1,4 @@
-/**
- * Program IDL in camelCase format in order to be used in JS/TS.
- *
- * Note that this is only a type helper and is not the actual IDL.
- */
-export type Idl = {
+export type IDL = {
   address: "7XrxoQejBoGouW4V3aozTSwub7xSDjYqB4Go7YLjF9rV";
   metadata: { name: "sablierMerkleInstant"; version: "0.1.0"; spec: "0.1.0"; description: "Created with Anchor" };
   docs: ["Sablier Merkle Instant program for creating and managing Merkle tree-based airdrop campaigns."];