fix: resolve security vulnerabilities in dependencies (#2059)

Python (uv.lock):
- langchain-core 1.2.7 → 1.2.18 (SSRF via image_url token counting)
- langgraph 1.0.7 → 1.1.1 (unsafe msgpack deserialization)
- flask 3.1.2 → 3.1.3 (missing Vary: Cookie header)
- werkzeug 3.1.5 → 3.1.6 (Windows special device name in safe_join)

npm (web/pnpm-lock.yaml):
- minimatch updated to fix ReDoS vulnerabilities

web/pnpm-lock.yaml

@@ -4,6 +4,9 @@ settings:
   autoInstallPeers: true
   excludeLinksFromLockfile: false
 
+overrides:
+  minimatch: 3.1.3
+
 dependencies:
   '@dnd-kit/core':
     specifier: ^6.3.1
@@ -345,7 +348,7 @@ packages:
     dependencies:
       '@eslint/object-schema': 2.1.7
       debug: 4.4.3
-      minimatch: 3.1.2
+      minimatch: 3.1.3
     transitivePeerDependencies:
       - supports-color
     dev: true
@@ -375,7 +378,7 @@ packages:
       ignore: 5.3.2
       import-fresh: 3.3.1
       js-yaml: 4.1.1
-      minimatch: 3.1.2
+      minimatch: 3.1.3
       strip-json-comments: 3.1.1
     transitivePeerDependencies:
       - supports-color
@@ -2260,7 +2263,7 @@ packages:
       '@typescript-eslint/types': 8.54.0
       '@typescript-eslint/visitor-keys': 8.54.0
       debug: 4.4.3
-      minimatch: 9.0.5
+      minimatch: 3.1.3
       semver: 7.7.3
       tinyglobby: 0.2.15
       ts-api-utils: 2.4.0(typescript@5.9.3)
@@ -2678,12 +2681,6 @@ packages:
       concat-map: 0.0.1
     dev: true
 
-  /brace-expansion@2.0.2:
-    resolution: {integrity: sha512-Jt0vHyM+jmUBqojB7E1NIYadt0vI0Qxjxd2TErW94wDz+E2LAm5vKMXXwg6ZZBTHPuUlDgQHKXvjGBdfcF1ZDQ==}
-    dependencies:
-      balanced-match: 1.0.2
-    dev: true
-
   /braces@3.0.3:
     resolution: {integrity: sha512-yQbXgO/OSZVD2IsiLlro+7Hf6Q18EJrKSEsdoMzKePKXct3gvD8oLcOQdIzGupr5Fj+EDe8gO/lxc1BzfMpxvA==}
     engines: {node: '>=8'}
@@ -3345,7 +3342,7 @@ packages:
       hasown: 2.0.2
       is-core-module: 2.16.1
       is-glob: 4.0.3
-      minimatch: 3.1.2
+      minimatch: 3.1.3
       object.fromentries: 2.0.8
       object.groupby: 1.0.3
       object.values: 1.2.1
@@ -3376,7 +3373,7 @@ packages:
       hasown: 2.0.2
       jsx-ast-utils: 3.3.5
       language-tags: 1.0.9
-      minimatch: 3.1.2
+      minimatch: 3.1.3
       object.fromentries: 2.0.8
       safe-regex-test: 1.1.0
       string.prototype.includes: 2.0.1
@@ -3428,7 +3425,7 @@ packages:
       estraverse: 5.3.0
       hasown: 2.0.2
       jsx-ast-utils: 3.3.5
-      minimatch: 3.1.2
+      minimatch: 3.1.3
       object.entries: 1.1.9
       object.fromentries: 2.0.8
       object.values: 1.2.1
@@ -3498,7 +3495,7 @@ packages:
       is-glob: 4.0.3
       json-stable-stringify-without-jsonify: 1.0.1
       lodash.merge: 4.6.2
-      minimatch: 3.1.2
+      minimatch: 3.1.3
       natural-compare: 1.4.0
       optionator: 0.9.4
     transitivePeerDependencies:
@@ -5113,19 +5110,12 @@ packages:
     engines: {node: '>=18'}
     dev: true
 
-  /minimatch@3.1.2:
-    resolution: {integrity: sha512-J7p63hRiAjw1NDEww1W7i37+ByIrOWO5XQQAzZ3VOcL0PNybwpfmV/N05zFAzwQ9USyEcX6t3UO+K5aqBQOIHw==}
+  /minimatch@3.1.3:
+    resolution: {integrity: sha512-M2GCs7Vk83NxkUyQV1bkABc4yxgz9kILhHImZiBPAZ9ybuvCb0/H7lEl5XvIg3g+9d4eNotkZA5IWwYl0tibaA==}
     dependencies:
       brace-expansion: 1.1.12
     dev: true
 
-  /minimatch@9.0.5:
-    resolution: {integrity: sha512-G6T0ZX48xgozx7587koeX9Ys2NYy6Gmv//P89sEte9V9whIapMNF4idKxnW2QtCcLiTWlb/wfCabAtAFWhhBow==}
-    engines: {node: '>=16 || 14 >=14.17'}
-    dependencies:
-      brace-expansion: 2.0.2
-    dev: true
-
   /minimist@1.2.8:
     resolution: {integrity: sha512-2yyAR8qBkN3YuheJanUpWC5U3bb5osDywNB8RzDVlDwDHbocAJveqqj1u8+SVD7jkWT4yvsHCpWqqWqAxb0zCA==}
     dev: true