feat: add ESLint and Prettier configuration for code quality

- Added ESLint with TypeScript support and custom rules.
- Introduced Prettier for consistent code formatting.
- Updated package.json to include lint and format scripts.
- Modified db.ts to ensure proper parsing of BIGINT types from PostgreSQL.
- Enhanced webRoutes to coerce timestamp fields to numbers and format isDeleted as boolean.

CollabTableAndroid/app/build.gradle

@@ -2,6 +2,8 @@ plugins {
     id 'com.android.application'
     id 'org.jetbrains.kotlin.android'
     id 'com.google.devtools.ksp'
+    id 'org.jlleitschuh.gradle.ktlint'
+    id 'io.gitlab.arturbosch.detekt'
 }
 
 android {
@@ -87,3 +89,16 @@ dependencies {
     debugImplementation 'androidx.compose.ui:ui-tooling'
     debugImplementation 'androidx.compose.ui:ui-test-manifest'
 }
+
+// Ktlint configuration
+ktlint {
+    android.set(true)
+    ignoreFailures.set(false)
+    outputToConsole.set(true)
+}
+
+// Detekt configuration (uses default rules; customize via detekt.yml if needed)
+detekt {
+    buildUponDefaultConfig = true
+    allRules = false
+}