feat: Add API logging

Add logging to the API to keep track of specific requests and headers. Also added CORS middleware to handle OPTIONS requests.

---

The commit adds logging functionality to the API and includes a middleware function to handle CORS OPTIONS requests. This will allow us to track specific requests and headers received by the API.

[API/main.go](/api/main.go):
- Added import for the 'log' package
- Added logging statements to print the request headers and "_I am here_" message
- Removed unnecessary newlines and comments

[fe/src/app.css](/fe/src/app.css):
- Added a new style for button hover effects

[fe/src/lib/Card.svelte](/fe/src/lib/Card.svelte):
- Added a new `height` prop to the Card component

[fe/src/lib/Column.svelte](/fe/src/lib/Column.svelte):
- Added a new CSS class for column layout
- Set the width and gap using CSS variables

[fe/src/lib/DataView.svelte](/fe/src/lib/DataView.svelte):
- Updated the 'fetchData' function to also fetch 'totals' and 'userStats' data
- Added canvas references and chart variables for bar and line charts
- Added a new 'getLastSevenDays' function to calculate the labels for the charts
- Updated the 'onMount' function to initialize the bar and line charts using the canvas references and data
- Updated the 'onDestroy' function to destroy the bar and line charts
- Added a new 'addFormOpen' store and imported it
- Added a new 'onClick' handler for the Add button to open the AddForm modal
- Updated the layout and added Card components to display the bar and line charts and the JSON data
- Added a new 'fetchTotals' function to fetch data for the 'totals' section
- Added a new 'fetchStatsForUser' function to fetch data for the 'userStats' section

[fe/src/lib/Layout.svelte](/fe/src/lib/Layout.svelte):
- Added a new 'preferenceFormOpen' variable and initialized it to 'false'
- Added a new 'showPreferencesDialog' function to set 'preferenceFormOpen' to 'true'
- Added a new 'closePreferenceDialog' function to set 'preferenceFormOpen' to 'false'
- Added a new 'showAddDialog' function to open the AddForm modal

1 files changed, 53 insertions, 48 deletions

diff --git a/fe/src/app.css b/fe/src/app.css
index 0d5fa90..de19b52 100644
--- a/fe/src/app.css
+++ b/fe/src/app.css
@@ -1,82 +1,87 @@
 :root {
-  font-family: Inter, system-ui, Avenir, Helvetica, Arial, sans-serif;
-  line-height: 1.5;
-  font-weight: 400;
+    font-family: Inter, system-ui, Avenir, Helvetica, Arial, sans-serif;
+    line-height: 1.5;
+    font-weight: 400;
 
-  color-scheme: light dark;
-  color: rgba(255, 255, 255, 0.87);
-  background-color: #242424;
+    color-scheme: light dark;
+    color: rgba(255, 255, 255, 0.87);
+    background-color: #242424;
 
-  font-synthesis: none;
-  text-rendering: optimizeLegibility;
-  -webkit-font-smoothing: antialiased;
-  -moz-osx-font-smoothing: grayscale;
+    font-synthesis: none;
+    text-rendering: optimizeLegibility;
+    -webkit-font-smoothing: antialiased;
+    -moz-osx-font-smoothing: grayscale;
 
-  --submit: #28a745;
+    --submit: #28a745;
 }
 
 a {
-  font-weight: 500;
-  color: #646cff;
-  text-decoration: inherit;
+    font-weight: 500;
+    color: #646cff;
+    text-decoration: inherit;
 }
+
 a:hover {
-  color: #535bf2;
+    color: #535bf2;
 }
 
 body {
-  margin: 0;
-  display: flex;
-  place-items: center;
-  min-width: 320px;
-  min-height: 100vh;
+    margin: 0;
+    display: flex;
+    place-items: center;
+    min-width: 320px;
+    min-height: 100vh;
 }
 
 h1 {
-  font-size: 3.2em;
-  line-height: 1.1;
+    font-size: 3.2em;
+    line-height: 1.1;
 }
 
 .card {
-  padding: 2em;
+    padding: 2em;
 }
 
 #app {
-  flex-grow: 2;
-  max-width: 1280px;
-  margin: 0 auto;
+    flex-grow: 2;
+    max-width: 1280px;
+    margin: 0 auto;
 }
 
 button {
-  border-radius: 8px;
-  border: 1px solid transparent;
-  padding: 0.6em 1.2em;
-  font-size: 1em;
-  font-weight: 500;
-  font-family: inherit;
-  background-color: #1a1a1a;
-  cursor: pointer;
-  transition: border-color 0.25s;
+    border-radius: 8px;
+    border: 1px solid transparent;
+    padding: 0.6em 1.2em;
+    font-size: 1em;
+    font-weight: 500;
+    font-family: inherit;
+    background-color: #1a1a1a;
+    cursor: pointer;
+    transition: border-color 0.25s;
 }
+
 button:hover {
-  border-color: #646cff;
+    border-color: #646cff;
 }
+
 button:focus,
 button:focus-visible {
-  outline: 4px auto -webkit-focus-ring-color;
+    outline: 4px auto -webkit-focus-ring-color;
 }
 
 @media (prefers-color-scheme: light) {
-  :root {
-    color: #213547;
-    background-color: #ffffff;
-  }
-  a:hover {
-    color: #747bff;
-  }
-  button {
-    background-color: #f9f9f9;
-  }
+    :root {
+        color: #213547;
+        background-color: #ffffff;
+    }
+
+    a:hover {
+        color: #747bff;
+    }
+
+    button {
+        background-color: #f9f9f9;
+    }
 }
 
 @media (prefers-color-scheme: dark) {
@@ -97,7 +102,7 @@ button:focus-visible {
 }
 
 .form.input.group label {
-   margin-bottom: .5em;
+    margin-bottom: .5em;
 }
 
 .form.input.group input {