chore(packages): drop workspace cross-deps

Removed the local file:../ dependencies between the core and adapter packages so they can be published cleanly. Core no longer lists the adapters as dependencies, and each adapter now declares @headless-coder-sdk/core as a peer dependency (alongside their provider-specific peers).

Author: OhadAssulin

packages/claude-adapter/package.json

@@ -10,11 +10,9 @@
   "scripts": {
     "build": "tsc -p tsconfig.build.json"
   },
-  "dependencies": {
-    "@headless-coder-sdk/core": "file:../core"
-  },
   "peerDependencies": {
-    "@anthropic-ai/claude-agent-sdk": "*"
+    "@anthropic-ai/claude-agent-sdk": "*",
+    "@headless-coder-sdk/core": "^0.1.0"
   },
   "devDependencies": {
     "typescript": "^5.4.0"

packages/codex-adapter/package.json

@@ -10,10 +10,8 @@
   "scripts": {
     "build": "tsc -p tsconfig.build.json"
   },
-  "dependencies": {
-    "@headless-coder-sdk/core": "file:../core"
-  },
   "peerDependencies": {
+    "@headless-coder-sdk/core": "^0.1.0",
     "@openai/codex-sdk": "*"
   },
   "devDependencies": {

packages/core/package.json

@@ -18,11 +18,6 @@
   "scripts": {
     "build": "tsc -p tsconfig.build.json"
   },
-  "dependencies": {
-    "@headless-coder-sdk/codex-adapter": "file:../codex-adapter",
-    "@headless-coder-sdk/claude-adapter": "file:../claude-adapter",
-    "@headless-coder-sdk/gemini-adapter": "file:../gemini-adapter"
-  },
   "devDependencies": {
     "typescript": "^5.4.0"
   }

packages/gemini-adapter/package.json

@@ -10,8 +10,8 @@
   "scripts": {
     "build": "tsc -p tsconfig.build.json"
   },
-  "dependencies": {
-    "@headless-coder-sdk/core": "file:../core"
+  "peerDependencies": {
+    "@headless-coder-sdk/core": "^0.1.0"
   },
   "devDependencies": {
     "typescript": "^5.4.0"