Update infrastructure and auth configuration, add package management files

dbquery/src/main.rs

@@ -0,0 +1,68 @@
+use clap::{Parser, ValueEnum};
+use std::io::{self, Read};
+
+#[derive(Clone, ValueEnum)]
+enum Method {
+    Get,
+    Post,
+}
+
+#[derive(Parser)]
+#[command(about = "Query a db endpoint (always returns JSON)")]
+struct Args {
+    /// SQL query (if omitted, reads from stdin)
+    query: Option<String>,
+
+    /// Base server URL
+    #[arg(short, long, default_value = "https://db.xn--2dk.xyz")]
+    server: String,
+
+    /// API password (or set BASIC_AUTH_PASSWORD env var)
+    #[arg(short, long, env = "BASIC_AUTH_PASSWORD")]
+    password: String,
+
+    /// HTTP method: GET sends query as ?q= param, POST sends as body
+    #[arg(short = 'X', long, value_enum, default_value = "post")]
+    method: Method,
+}
+
+fn main() {
+    let args = Args::parse();
+
+    let query = match args.query {
+        Some(q) => q,
+        None => {
+            let mut buf = String::new();
+            io::stdin().read_to_string(&mut buf).expect("failed to read stdin");
+            buf
+        }
+    };
+
+    let base = format!("{}/query", args.server.trim_end_matches('/'));
+    let client = reqwest::blocking::Client::new();
+
+    let resp = match args.method {
+        Method::Get => client
+            .get(&base)
+            .header("X-Password", &args.password)
+            .query(&[("q", &query)])
+            .send()
+            .expect("request failed"),
+        Method::Post => client
+            .post(&base)
+            .header("X-Password", &args.password)
+            .body(query)
+            .send()
+            .expect("request failed"),
+    };
+
+    let status = resp.status();
+    let body = resp.text().expect("failed to read response");
+
+    if !status.is_success() {
+        eprintln!("Error {status}: {body}");
+        std::process::exit(1);
+    }
+
+    print!("{body}");
+}