Add intial database migrations

.gitignore

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+db/blogging.db

README.md

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+# 

db/migrations/1784776258.sql

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+CREATE TABLE IF NOT EXISTS posts (
+    id integer primary key autoincrement not null,
+    created_at datetime default CURRENT_TIMESTAMP,
+    creator_id integer not null references users,
+
+    title text not null,
+    description text,
+    content text,
+    tags text
+    -- public boolean
+);
+
+CREATE TABLE IF NOT EXISTS users (
+    id  integer primary key autoincrement not null,
+    created_at datetime default CURRENT_TIMESTAMP,
+    name text,
+    username text not null unique,
+    password text
+);

go.mod

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+module nkeller.dev/blog_software
+
+go 1.26.5
+
+require github.com/mattn/go-sqlite3 v1.14.48 // direct

go.sum

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+github.com/mattn/go-sqlite3 v1.14.48 h1:7XHIgl0a8HwOaiK4E47ozLkST78rR9+OtNGx27D/TFs=
+github.com/mattn/go-sqlite3 v1.14.48/go.mod h1:6JTjA44L93a0QCyJef5YvlPoKXntQPjzWv5gtm9sB6w=

src/db/update.go

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+package db
+
+import (
+	"database/sql"
+	"os"
+	"log"
+)
+
+func CheckError(e error) {
+	if e != nil {
+		panic(e)
+	}
+}
+
+func Update(db *sql.DB, migrations []string) {
+	for _, x := range migrations {
+		data, err := os.ReadFile("./db/migrations/" + x + ".sql")
+		CheckError(err)
+		res, err := db.Exec(string(data))
+		_ = res
+		CheckError(err)
+		log.Print("Applied migration " + x)
+	}
+}

src/main.go

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+package main
+
+import (
+	"database/sql"
+	dbpkg "nkeller.dev/blog_software/src/db"
+	_ "github.com/mattn/go-sqlite3"
+)
+
+type User struct {
+	ID   int
+	Name string
+}
+
+func main() {
+	// DB and Migrations
+	db, err := sql.Open("sqlite3", "./db/blogging.db")
+	dbpkg.CheckError(err)
+	defer db.Close()
+	migrations := [...]string{
+		"1784776258",
+	}
+	dbpkg.Update(db, migrations[:])
+	
+}