Add Stripe integration for payment processing

Install the stripe npm package to handle payment processing.

Replit-Commit-Author: Agent
Replit-Commit-Session-Id: aed2e46d-25bb-4b73-81a1-bb9e8437c261
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Replit-Commit-Event-Id: b678ff61-2cbd-4034-8d73-689e8b7a3b2b
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Replit-Helium-Checkpoint-Created: true

package-lock.json

@@ -14,6 +14,7 @@
         "express": "^5.2.1",
         "express-session": "^1.18.2",
         "pg": "^8.16.3",
+        "stripe": "^20.0.0",
         "ws": "^8.18.3"
       }
     },
@@ -1029,6 +1030,26 @@
         "node": ">= 0.8"
       }
     },
+    "node_modules/stripe": {
+      "version": "20.0.0",
+      "resolved": "https://registry.npmjs.org/stripe/-/stripe-20.0.0.tgz",
+      "integrity": "sha512-EaZeWpbJOCcDytdjKSwdrL5BxzbDGNueiCfHjHXlPdBQvLqoxl6AAivC35SPzTmVXJb5duXQlXFGS45H0+e6Gg==",
+      "license": "MIT",
+      "dependencies": {
+        "qs": "^6.11.0"
+      },
+      "engines": {
+        "node": ">=16"
+      },
+      "peerDependencies": {
+        "@types/node": ">=16"
+      },
+      "peerDependenciesMeta": {
+        "@types/node": {
+          "optional": true
+        }
+      }
+    },
     "node_modules/toidentifier": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/toidentifier/-/toidentifier-1.0.1.tgz",

package.json

@@ -15,6 +15,7 @@
     "express": "^5.2.1",
     "express-session": "^1.18.2",
     "pg": "^8.16.3",
+    "stripe": "^20.0.0",
     "ws": "^8.18.3"
   }
 }