Add OSHA Form 301 and Osha page components

- Implemented Form301 component for displaying OSHA Form 301 equivalent, including employee and case information.
- Created Osha component to manage OSHA recordkeeping, including tabs for 300 Log, 300A Summary, Hours & rates, and Submit to OSHA.
- Added functionality for printing and downloading CSV files for OSHA submissions.
- Integrated loading and error handling states for data fetching.

server/db/schema.ts

@@ -14,6 +14,9 @@ export const actionKindEnum = pgEnum('action_kind', vocab.actionKinds)
 export const actionStatusEnum = pgEnum('action_status', vocab.actionStatuses)
 export const authTokenPurposeEnum = pgEnum('auth_token_purpose', ['magic_link', 'password_reset'])
 export const reportChannelEnum = pgEnum('report_channel', ['web', 'kiosk'])
+export const oshaCaseTypeEnum = pgEnum('osha_case_type', vocab.oshaCaseTypes)
+export const oshaOutcomeEnum = pgEnum('osha_outcome', vocab.oshaOutcomes)
+export const oshaSpecialCaseEnum = pgEnum('osha_special_case', vocab.oshaSpecialCases)
 
 const id = () => uuid().primaryKey().defaultRandom()
 const timestamptz = () => timestamp({ withTimezone: true })
@@ -91,6 +94,16 @@ export const sites = pgTable(
     name: text().notNull(),
     address: text(),
     timezone: text().notNull().default('UTC'),
+    // OSHA establishment details (Form 300A and the ITA upload)
+    streetAddress: text(),
+    city: text(),
+    state: text(),
+    zip: text(),
+    naicsCode: text(),
+    industryDescription: text(),
+    ein: text(),
+    /** ITA establishment_type: 1 private, 2 state government, 3 local government. */
+    establishmentType: integer().notNull().default(1),
     archivedAt: timestamptz(),
     createdAt: createdAt(),
     updatedAt: updatedAt(),
@@ -208,6 +221,42 @@ export const injuredPersons = pgTable(
     daysRestricted: integer().notNull().default(0),
     /** OSHA privacy case: name withheld from the 300 log. */
     privacyCase: boolean().notNull().default(false),
+
+    // OSHA recordability (29 CFR 1904). Null answers mean "not assessed yet".
+    caseNumber: text(),
+    workRelated: boolean(),
+    newCase: boolean(),
+    died: boolean().notNull().default(false),
+    dateOfDeath: date({ mode: 'string' }),
+    daysAwayFromWork: boolean().notNull().default(false),
+    restrictedOrTransfer: boolean().notNull().default(false),
+    medicalTreatment: boolean().notNull().default(false),
+    lossOfConsciousness: boolean().notNull().default(false),
+    significantDiagnosis: boolean().notNull().default(false),
+    specialCase: oshaSpecialCaseEnum().notNull().default('none'),
+    caseType: oshaCaseTypeEnum().notNull().default('injury'),
+    /** Derived from the answers above with shared/osha.ts, stored for reporting. */
+    recordable: boolean().notNull().default(false),
+    outcome: oshaOutcomeEnum(),
+
+    // Severe injury reporting (1904.39)
+    inpatientHospitalization: boolean().notNull().default(false),
+    amputation: boolean().notNull().default(false),
+    lossOfEye: boolean().notNull().default(false),
+    reportedToOshaAt: timestamptz(),
+
+    // Form 301 details
+    employeeAddress: text(),
+    dateOfBirth: date({ mode: 'string' }),
+    dateOfHire: date({ mode: 'string' }),
+    sex: text(),
+    physicianName: text(),
+    treatmentFacility: text(),
+    treatedInEmergencyRoom: boolean().notNull().default(false),
+    timeStartedWork: text(),
+    activityBefore: text(),
+    whatHappened: text(),
+    objectSubstance: text(),
     createdAt: createdAt(),
     updatedAt: updatedAt(),
   },
@@ -330,8 +379,30 @@ export const hoursWorked = pgTable(
     /** First day of the month, e.g. `2026-10-01`. */
     month: date({ mode: 'string' }).notNull(),
     hours: numeric({ precision: 12, scale: 2 }).notNull(),
+    /** Average number of employees on the payroll that month (for the annual average). */
+    averageEmployees: integer(),
     createdAt: createdAt(),
     updatedAt: updatedAt(),
   },
   (t) => [uniqueIndex('hours_worked_site_month_unique').on(t.siteId, t.month)],
 )
+
+/** Named filter sets for the Analytics and Incidents pages; private, or shared with the organization. */
+export const savedViews = pgTable(
+  'saved_views',
+  {
+    id: id(),
+    organizationId: uuid()
+      .notNull()
+      .references(() => organizations.id),
+    userId: uuid()
+      .notNull()
+      .references(() => users.id, { onDelete: 'cascade' }),
+    page: text().notNull(),
+    name: text().notNull(),
+    filters: jsonb().$type<Record<string, string>>().notNull(),
+    shared: boolean().notNull().default(false),
+    createdAt: createdAt(),
+  },
+  (t) => [index('saved_views_organization_page_idx').on(t.organizationId, t.page)],
+)